DateTime.html

---
title: DateTime
layout: default
---
<div class="main">
    <div class="banner">
        
            <span>Ruby on Rails 8.0.0</span><br />
        
        <div class="type">Class</div>
        <h1>
            DateTime
            
                <span class="parent">&lt;
                    
                    <a href="Object.html">Object</a>
                    
                </span>
            
        </h1>
        <ul class="files">
            
            <li><a href="../files/activesupport/lib/active_support/core_ext/date_time/acts_like_rb.html">activesupport/lib/active_support/core_ext/date_time/acts_like.rb</a></li>
            
            <li><a href="../files/activesupport/lib/active_support/core_ext/date_time/blank_rb.html">activesupport/lib/active_support/core_ext/date_time/blank.rb</a></li>
            
            <li><a href="../files/activesupport/lib/active_support/core_ext/date_time/calculations_rb.html">activesupport/lib/active_support/core_ext/date_time/calculations.rb</a></li>
            
            <li><a href="../files/activesupport/lib/active_support/core_ext/date_time/compatibility_rb.html">activesupport/lib/active_support/core_ext/date_time/compatibility.rb</a></li>
            
            <li><a href="../files/activesupport/lib/active_support/core_ext/date_time/conversions_rb.html">activesupport/lib/active_support/core_ext/date_time/conversions.rb</a></li>
            
            <li><a href="../files/activesupport/lib/active_support/core_ext/object/json_rb.html">activesupport/lib/active_support/core_ext/object/json.rb</a></li>
            
        </ul>
    </div>
    <div id="bodyContent">
        <div id="content">
  

  

  
  


  

  
    <h2 id="methods">Methods</h2>
    <ul>
      
        <li>
          <a href="#method-i-3C-3D-3E">&lt;=&gt;</a>
        </li>
      
        <li>
          <a href="#method-i-acts_like_date-3F">acts_like_date?</a>
        </li>
      
        <li>
          <a href="#method-i-acts_like_time-3F">acts_like_time?</a>
        </li>
      
        <li>
          <a href="#method-i-advance">advance</a>
        </li>
      
        <li>
          <a href="#method-i-ago">ago</a>
        </li>
      
        <li>
          <a href="#method-i-at_beginning_of_day">at_beginning_of_day</a>
        </li>
      
        <li>
          <a href="#method-i-at_beginning_of_hour">at_beginning_of_hour</a>
        </li>
      
        <li>
          <a href="#method-i-at_beginning_of_minute">at_beginning_of_minute</a>
        </li>
      
        <li>
          <a href="#method-i-at_end_of_day">at_end_of_day</a>
        </li>
      
        <li>
          <a href="#method-i-at_end_of_hour">at_end_of_hour</a>
        </li>
      
        <li>
          <a href="#method-i-at_end_of_minute">at_end_of_minute</a>
        </li>
      
        <li>
          <a href="#method-i-at_midday">at_midday</a>
        </li>
      
        <li>
          <a href="#method-i-at_middle_of_day">at_middle_of_day</a>
        </li>
      
        <li>
          <a href="#method-i-at_midnight">at_midnight</a>
        </li>
      
        <li>
          <a href="#method-i-at_noon">at_noon</a>
        </li>
      
        <li>
          <a href="#method-i-beginning_of_day">beginning_of_day</a>
        </li>
      
        <li>
          <a href="#method-i-beginning_of_hour">beginning_of_hour</a>
        </li>
      
        <li>
          <a href="#method-i-beginning_of_minute">beginning_of_minute</a>
        </li>
      
        <li>
          <a href="#method-i-change">change</a>
        </li>
      
        <li>
          <a href="#method-c-civil_from_format">civil_from_format</a>
        </li>
      
        <li>
          <a href="#method-c-current">current</a>
        </li>
      
        <li>
          <a href="#method-i-default_inspect">default_inspect</a>
        </li>
      
        <li>
          <a href="#method-i-end_of_day">end_of_day</a>
        </li>
      
        <li>
          <a href="#method-i-end_of_hour">end_of_hour</a>
        </li>
      
        <li>
          <a href="#method-i-end_of_minute">end_of_minute</a>
        </li>
      
        <li>
          <a href="#method-i-formatted_offset">formatted_offset</a>
        </li>
      
        <li>
          <a href="#method-i-getgm">getgm</a>
        </li>
      
        <li>
          <a href="#method-i-getlocal">getlocal</a>
        </li>
      
        <li>
          <a href="#method-i-getutc">getutc</a>
        </li>
      
        <li>
          <a href="#method-i-gmtime">gmtime</a>
        </li>
      
        <li>
          <a href="#method-i-in">in</a>
        </li>
      
        <li>
          <a href="#method-i-inspect">inspect</a>
        </li>
      
        <li>
          <a href="#method-i-localtime">localtime</a>
        </li>
      
        <li>
          <a href="#method-i-midday">midday</a>
        </li>
      
        <li>
          <a href="#method-i-middle_of_day">middle_of_day</a>
        </li>
      
        <li>
          <a href="#method-i-midnight">midnight</a>
        </li>
      
        <li>
          <a href="#method-i-noon">noon</a>
        </li>
      
        <li>
          <a href="#method-i-nsec">nsec</a>
        </li>
      
        <li>
          <a href="#method-i-readable_inspect">readable_inspect</a>
        </li>
      
        <li>
          <a href="#method-i-seconds_since_midnight">seconds_since_midnight</a>
        </li>
      
        <li>
          <a href="#method-i-seconds_until_end_of_day">seconds_until_end_of_day</a>
        </li>
      
        <li>
          <a href="#method-i-since">since</a>
        </li>
      
        <li>
          <a href="#method-i-subsec">subsec</a>
        </li>
      
        <li>
          <a href="#method-i-to_f">to_f</a>
        </li>
      
        <li>
          <a href="#method-i-to_formatted_s">to_formatted_s</a>
        </li>
      
        <li>
          <a href="#method-i-to_fs">to_fs</a>
        </li>
      
        <li>
          <a href="#method-i-to_i">to_i</a>
        </li>
      
        <li>
          <a href="#method-i-to_time">to_time</a>
        </li>
      
        <li>
          <a href="#method-i-usec">usec</a>
        </li>
      
        <li>
          <a href="#method-i-utc">utc</a>
        </li>
      
        <li>
          <a href="#method-i-utc-3F">utc?</a>
        </li>
      
        <li>
          <a href="#method-i-utc_offset">utc_offset</a>
        </li>
      
    </ul>
  

  
    <!-- Includes -->
    <h2 id="included-modules">Included Modules</h2>
    <ul>
      
        <li>
          
            <a href="DateAndTime/Compatibility.html">
              DateAndTime::Compatibility
            </a>
          
        </li>
      
    </ul>
  

  
    

    

    

    

    <!-- Methods -->
    
      <h2 id="class-public-methods">Class Public methods</h2>
      
        <div class="method">
          <h3 id="method-c-civil_from_format">
            
              civil_from_format(utc_or_local, year, month = 1, day = 1, hour = 0, min = 0, sec = 0)
            
          </h3>

          
            <div class="description">
              <p>Returns <a href="DateTime.html"><code>DateTime</code></a> with local offset for given year if format is local else offset is zero.</p>

<pre><code>DateTime.civil_from_format :local, 2012
# =&gt; Sun, 01 Jan 2012 00:00:00 +0300
DateTime.civil_from_format :local, 2012, 12, 17
# =&gt; Mon, 17 Dec 2012 00:00:00 +0000
</code></pre>
            </div>
          

          

          

          
          
            <details class="method__source">
              <summary>
                <span class="label">📝 Source code</span>
              </summary>

              <pre><code class="ruby"># File activesupport/lib/active_support/core_ext/date_time/conversions.rb, line 69
  def self.civil_from_format(utc_or_local, year, month = 1, day = 1, hour = 0, min = 0, sec = 0)
    if utc_or_local.to_sym == :local
      offset = ::Time.local(year, month, day).utc_offset.to_r / 86400
    else
      offset = 0
    end
    civil(year, month, day, hour, min, sec, offset)
  end</code></pre>
              
                <a href="https://github.com/rails/rails/blob/dd8f7185faeca6ee968a6e9367f6d8601a83b8db/activesupport/lib/active_support/core_ext/date_time/conversions.rb#L69" target="_blank" class="github_url">🔎 See on GitHub</a>
              
            </details>
          
        </div>
        
        <div class="method">
          <h3 id="method-c-current">
            
              current()
            
          </h3>

          
            <div class="description">
              <p>Returns <code>Time.zone.now.to_datetime</code> when <code>Time.zone</code> or <code>config.time_zone</code> are set, otherwise returns <code>Time.now.to_datetime</code>.</p>
            </div>
          

          

          

          
          
            <details class="method__source">
              <summary>
                <span class="label">📝 Source code</span>
              </summary>

              <pre><code class="ruby"># File activesupport/lib/active_support/core_ext/date_time/calculations.rb, line 10
    def current
      ::Time.zone ? ::Time.zone.now.to_datetime : ::Time.now.to_datetime
    end</code></pre>
              
                <a href="https://github.com/rails/rails/blob/dd8f7185faeca6ee968a6e9367f6d8601a83b8db/activesupport/lib/active_support/core_ext/date_time/calculations.rb#L10" target="_blank" class="github_url">🔎 See on GitHub</a>
              
            </details>
          
        </div>
        
      
    
      <h2 id="instance-public-methods">Instance Public methods</h2>
      
        <div class="method">
          <h3 id="method-i-3C-3D-3E">
            
              &lt;=&gt;(other)
            
          </h3>

          
            <div class="description">
              <p>Layers additional behavior on <a href="DateTime.html#method-i-3C-3D-3E"><code>DateTime#&lt;=&gt;</code></a> so that <a href="Time.html"><code>Time</code></a> and <a href="ActiveSupport/TimeWithZone.html"><code>ActiveSupport::TimeWithZone</code></a> instances can be compared with a <a href="DateTime.html"><code>DateTime</code></a>.</p>
            </div>
          

          

          

          
          
            <details class="method__source">
              <summary>
                <span class="label">📝 Source code</span>
              </summary>

              <pre><code class="ruby"># File activesupport/lib/active_support/core_ext/date_time/calculations.rb, line 208
  def &lt;=&gt;(other)
    if other.respond_to? :to_datetime
      super other.to_datetime rescue nil
    else
      super
    end
  end</code></pre>
              
                <a href="https://github.com/rails/rails/blob/dd8f7185faeca6ee968a6e9367f6d8601a83b8db/activesupport/lib/active_support/core_ext/date_time/calculations.rb#L208" target="_blank" class="github_url">🔎 See on GitHub</a>
              
            </details>
          
        </div>
        
        <div class="method">
          <h3 id="method-i-acts_like_date-3F">
            
              acts_like_date?()
            
          </h3>

          
            <div class="description">
              <p>Duck-types as a Date-like class. See <a href="Object.html#method-i-acts_like-3F"><code>Object#acts_like?</code></a>.</p>
            </div>
          

          

          

          
          
            <details class="method__source">
              <summary>
                <span class="label">📝 Source code</span>
              </summary>

              <pre><code class="ruby"># File activesupport/lib/active_support/core_ext/date_time/acts_like.rb, line 8
  def acts_like_date?
    true
  end</code></pre>
              
                <a href="https://github.com/rails/rails/blob/dd8f7185faeca6ee968a6e9367f6d8601a83b8db/activesupport/lib/active_support/core_ext/date_time/acts_like.rb#L8" target="_blank" class="github_url">🔎 See on GitHub</a>
              
            </details>
          
        </div>
        
        <div class="method">
          <h3 id="method-i-acts_like_time-3F">
            
              acts_like_time?()
            
          </h3>

          
            <div class="description">
              <p>Duck-types as a Time-like class. See <a href="Object.html#method-i-acts_like-3F"><code>Object#acts_like?</code></a>.</p>
            </div>
          

          

          

          
          
            <details class="method__source">
              <summary>
                <span class="label">📝 Source code</span>
              </summary>

              <pre><code class="ruby"># File activesupport/lib/active_support/core_ext/date_time/acts_like.rb, line 13
  def acts_like_time?
    true
  end</code></pre>
              
                <a href="https://github.com/rails/rails/blob/dd8f7185faeca6ee968a6e9367f6d8601a83b8db/activesupport/lib/active_support/core_ext/date_time/acts_like.rb#L13" target="_blank" class="github_url">🔎 See on GitHub</a>
              
            </details>
          
        </div>
        
        <div class="method">
          <h3 id="method-i-advance">
            
              advance(options)
            
          </h3>

          
            <div class="description">
              <p>Uses <a href="Date.html"><code>Date</code></a> to provide precise <a href="Time.html"><code>Time</code></a> calculations for years, months, and days. The <code>options</code> parameter takes a hash with any of these keys: <code>:years</code>, <code>:months</code>, <code>:weeks</code>, <code>:days</code>, <code>:hours</code>, <code>:minutes</code>, <code>:seconds</code>.</p>

<p>Just like <a href="Date.html#method-i-advance"><code>Date#advance</code></a>, increments are applied in order of time units from largest to smallest. This order can affect the result around the end of a month.</p>
            </div>
          

          

          

          
          
            <details class="method__source">
              <summary>
                <span class="label">📝 Source code</span>
              </summary>

              <pre><code class="ruby"># File activesupport/lib/active_support/core_ext/date_time/calculations.rb, line 82
  def advance(options)
    unless options[:weeks].nil?
      options[:weeks], partial_weeks = options[:weeks].divmod(1)
      options[:days] = options.fetch(:days, 0) + 7 * partial_weeks
    end

    unless options[:days].nil?
      options[:days], partial_days = options[:days].divmod(1)
      options[:hours] = options.fetch(:hours, 0) + 24 * partial_days
    end

    d = to_date.advance(options)
    datetime_advanced_by_date = change(year: d.year, month: d.month, day: d.day)
    seconds_to_advance = \
      options.fetch(:seconds, 0) +
      options.fetch(:minutes, 0) * 60 +
      options.fetch(:hours, 0) * 3600

    if seconds_to_advance.zero?
      datetime_advanced_by_date
    else
      datetime_advanced_by_date.since(seconds_to_advance)
    end
  end</code></pre>
              
                <a href="https://github.com/rails/rails/blob/dd8f7185faeca6ee968a6e9367f6d8601a83b8db/activesupport/lib/active_support/core_ext/date_time/calculations.rb#L82" target="_blank" class="github_url">🔎 See on GitHub</a>
              
            </details>
          
        </div>
        
        <div class="method">
          <h3 id="method-i-ago">
            
              ago(seconds)
            
          </h3>

          
            <div class="description">
              <p>Returns a new <a href="DateTime.html"><code>DateTime</code></a> representing the time a number of seconds ago. Do not use this method in combination with x.months, use months_ago instead!</p>
            </div>
          

          

          

          
          
            <details class="method__source">
              <summary>
                <span class="label">📝 Source code</span>
              </summary>

              <pre><code class="ruby"># File activesupport/lib/active_support/core_ext/date_time/calculations.rb, line 109
  def ago(seconds)
    since(-seconds)
  end</code></pre>
              
                <a href="https://github.com/rails/rails/blob/dd8f7185faeca6ee968a6e9367f6d8601a83b8db/activesupport/lib/active_support/core_ext/date_time/calculations.rb#L109" target="_blank" class="github_url">🔎 See on GitHub</a>
              
            </details>
          
        </div>
        
        <div class="method">
          <h3 id="method-i-at_beginning_of_day">
            
              at_beginning_of_day()
            
          </h3>

          
            <div class="description">
              
            </div>
          

          

          
            <div class="aka">
              Alias for: <a href="DateTime.html#method-i-beginning_of_day">beginning_of_day</a>
            </div>
          

          
          
        </div>
        
        <div class="method">
          <h3 id="method-i-at_beginning_of_hour">
            
              at_beginning_of_hour()
            
          </h3>

          
            <div class="description">
              
            </div>
          

          

          
            <div class="aka">
              Alias for: <a href="DateTime.html#method-i-beginning_of_hour">beginning_of_hour</a>
            </div>
          

          
          
        </div>
        
        <div class="method">
          <h3 id="method-i-at_beginning_of_minute">
            
              at_beginning_of_minute()
            
          </h3>

          
            <div class="description">
              
            </div>
          

          

          
            <div class="aka">
              Alias for: <a href="DateTime.html#method-i-beginning_of_minute">beginning_of_minute</a>
            </div>
          

          
          
        </div>
        
        <div class="method">
          <h3 id="method-i-at_end_of_day">
            
              at_end_of_day()
            
          </h3>

          
            <div class="description">
              
            </div>
          

          

          
            <div class="aka">
              Alias for: <a href="DateTime.html#method-i-end_of_day">end_of_day</a>
            </div>
          

          
          
        </div>
        
        <div class="method">
          <h3 id="method-i-at_end_of_hour">
            
              at_end_of_hour()
            
          </h3>

          
            <div class="description">
              
            </div>
          

          

          
            <div class="aka">
              Alias for: <a href="DateTime.html#method-i-end_of_hour">end_of_hour</a>
            </div>
          

          
          
        </div>
        
        <div class="method">
          <h3 id="method-i-at_end_of_minute">
            
              at_end_of_minute()
            
          </h3>

          
            <div class="description">
              
            </div>
          

          

          
            <div class="aka">
              Alias for: <a href="DateTime.html#method-i-end_of_minute">end_of_minute</a>
            </div>
          

          
          
        </div>
        
        <div class="method">
          <h3 id="method-i-at_midday">
            
              at_midday()
            
          </h3>

          
            <div class="description">
              
            </div>
          

          

          
            <div class="aka">
              Alias for: <a href="DateTime.html#method-i-middle_of_day">middle_of_day</a>
            </div>
          

          
          
        </div>
        
        <div class="method">
          <h3 id="method-i-at_middle_of_day">
            
              at_middle_of_day()
            
          </h3>

          
            <div class="description">
              
            </div>
          

          

          
            <div class="aka">
              Alias for: <a href="DateTime.html#method-i-middle_of_day">middle_of_day</a>
            </div>
          

          
          
        </div>
        
        <div class="method">
          <h3 id="method-i-at_midnight">
            
              at_midnight()
            
          </h3>

          
            <div class="description">
              
            </div>
          

          

          
            <div class="aka">
              Alias for: <a href="DateTime.html#method-i-beginning_of_day">beginning_of_day</a>
            </div>
          

          
          
        </div>
        
        <div class="method">
          <h3 id="method-i-at_noon">
            
              at_noon()
            
          </h3>

          
            <div class="description">
              
            </div>
          

          

          
            <div class="aka">
              Alias for: <a href="DateTime.html#method-i-middle_of_day">middle_of_day</a>
            </div>
          

          
          
        </div>
        
        <div class="method">
          <h3 id="method-i-beginning_of_day">
            
              beginning_of_day()
            
          </h3>

          
            <div class="description">
              <p>Returns a new <a href="DateTime.html"><code>DateTime</code></a> representing the start of the day (0:00).</p>
            </div>
          

          
            <div class="aka">
              Also aliased as: <a href="DateTime.html#method-i-midnight">midnight</a>, <a href="DateTime.html#method-i-at_midnight">at_midnight</a>, <a href="DateTime.html#method-i-at_beginning_of_day">at_beginning_of_day</a>
            </div>
          

          

          
          
            <details class="method__source">
              <summary>
                <span class="label">📝 Source code</span>
              </summary>

              <pre><code class="ruby"># File activesupport/lib/active_support/core_ext/date_time/calculations.rb, line 122
  def beginning_of_day
    change(hour: 0)
  end</code></pre>
              
                <a href="https://github.com/rails/rails/blob/dd8f7185faeca6ee968a6e9367f6d8601a83b8db/activesupport/lib/active_support/core_ext/date_time/calculations.rb#L122" target="_blank" class="github_url">🔎 See on GitHub</a>
              
            </details>
          
        </div>
        
        <div class="method">
          <h3 id="method-i-beginning_of_hour">
            
              beginning_of_hour()
            
          </h3>

          
            <div class="description">
              <p>Returns a new <a href="DateTime.html"><code>DateTime</code></a> representing the start of the hour (hh:00:00).</p>
            </div>
          

          
            <div class="aka">
              Also aliased as: <a href="DateTime.html#method-i-at_beginning_of_hour">at_beginning_of_hour</a>
            </div>
          

          

          
          
            <details class="method__source">
              <summary>
                <span class="label">📝 Source code</span>
              </summary>

              <pre><code class="ruby"># File activesupport/lib/active_support/core_ext/date_time/calculations.rb, line 146
  def beginning_of_hour
    change(min: 0)
  end</code></pre>
              
                <a href="https://github.com/rails/rails/blob/dd8f7185faeca6ee968a6e9367f6d8601a83b8db/activesupport/lib/active_support/core_ext/date_time/calculations.rb#L146" target="_blank" class="github_url">🔎 See on GitHub</a>
              
            </details>
          
        </div>
        
        <div class="method">
          <h3 id="method-i-beginning_of_minute">
            
              beginning_of_minute()
            
          </h3>

          
            <div class="description">
              <p>Returns a new <a href="DateTime.html"><code>DateTime</code></a> representing the start of the minute (hh:mm:00).</p>
            </div>
          

          
            <div class="aka">
              Also aliased as: <a href="DateTime.html#method-i-at_beginning_of_minute">at_beginning_of_minute</a>
            </div>
          

          

          
          
            <details class="method__source">
              <summary>
                <span class="label">📝 Source code</span>
              </summary>

              <pre><code class="ruby"># File activesupport/lib/active_support/core_ext/date_time/calculations.rb, line 158
  def beginning_of_minute
    change(sec: 0)
  end</code></pre>
              
                <a href="https://github.com/rails/rails/blob/dd8f7185faeca6ee968a6e9367f6d8601a83b8db/activesupport/lib/active_support/core_ext/date_time/calculations.rb#L158" target="_blank" class="github_url">🔎 See on GitHub</a>
              
            </details>
          
        </div>
        
        <div class="method">
          <h3 id="method-i-change">
            
              change(options)
            
          </h3>

          
            <div class="description">
              <p>Returns a new <a href="DateTime.html"><code>DateTime</code></a> where one or more of the elements have been changed according to the <code>options</code> parameter. The time options (<code>:hour</code>, <code>:min</code>, <code>:sec</code>) reset cascadingly, so if only the hour is passed, then minute and sec is set to 0. If the hour and minute is passed, then sec is set to 0. The <code>options</code> parameter takes a hash with any of these keys: <code>:year</code>, <code>:month</code>, <code>:day</code>, <code>:hour</code>, <code>:min</code>, <code>:sec</code>, <code>:offset</code>, <code>:start</code>.</p>

<pre><code>DateTime.new(2012, 8, 29, 22, 35, 0).change(day: 1)              # =&gt; DateTime.new(2012, 8, 1, 22, 35, 0)
DateTime.new(2012, 8, 29, 22, 35, 0).change(year: 1981, day: 1)  # =&gt; DateTime.new(1981, 8, 1, 22, 35, 0)
DateTime.new(2012, 8, 29, 22, 35, 0).change(year: 1981, hour: 0) # =&gt; DateTime.new(1981, 8, 29, 0, 0, 0)
</code></pre>
            </div>
          

          

          

          
          
            <details class="method__source">
              <summary>
                <span class="label">📝 Source code</span>
              </summary>

              <pre><code class="ruby"># File activesupport/lib/active_support/core_ext/date_time/calculations.rb, line 51
  def change(options)
    if new_nsec = options[:nsec]
      raise ArgumentError, &quot;Can&#39;t change both :nsec and :usec at the same time: #{options.inspect}&quot; if options[:usec]
      new_fraction = Rational(new_nsec, 1000000000)
    else
      new_usec = options.fetch(:usec, (options[:hour] || options[:min] || options[:sec]) ? 0 : Rational(nsec, 1000))
      new_fraction = Rational(new_usec, 1000000)
    end

    raise ArgumentError, &quot;argument out of range&quot; if new_fraction &gt;= 1

    ::DateTime.civil(
      options.fetch(:year, year),
      options.fetch(:month, month),
      options.fetch(:day, day),
      options.fetch(:hour, hour),
      options.fetch(:min, options[:hour] ? 0 : min),
      options.fetch(:sec, (options[:hour] || options[:min]) ? 0 : sec) + new_fraction,
      options.fetch(:offset, offset),
      options.fetch(:start, start)
    )
  end</code></pre>
              
                <a href="https://github.com/rails/rails/blob/dd8f7185faeca6ee968a6e9367f6d8601a83b8db/activesupport/lib/active_support/core_ext/date_time/calculations.rb#L51" target="_blank" class="github_url">🔎 See on GitHub</a>
              
            </details>
          
        </div>
        
        <div class="method">
          <h3 id="method-i-default_inspect">
            
              default_inspect()
            
          </h3>

          
            <div class="description">
              
            </div>
          

          

          
            <div class="aka">
              Alias for: <a href="DateTime.html#method-i-inspect">inspect</a>
            </div>
          

          
          
        </div>
        
        <div class="method">
          <h3 id="method-i-end_of_day">
            
              end_of_day()
            
          </h3>

          
            <div class="description">
              <p>Returns a new <a href="DateTime.html"><code>DateTime</code></a> representing the end of the day (23:59:59).</p>
            </div>
          

          
            <div class="aka">
              Also aliased as: <a href="DateTime.html#method-i-at_end_of_day">at_end_of_day</a>
            </div>
          

          

          
          
            <details class="method__source">
              <summary>
                <span class="label">📝 Source code</span>
              </summary>

              <pre><code class="ruby"># File activesupport/lib/active_support/core_ext/date_time/calculations.rb, line 140
  def end_of_day
    change(hour: 23, min: 59, sec: 59, usec: Rational(999999999, 1000))
  end</code></pre>
              
                <a href="https://github.com/rails/rails/blob/dd8f7185faeca6ee968a6e9367f6d8601a83b8db/activesupport/lib/active_support/core_ext/date_time/calculations.rb#L140" target="_blank" class="github_url">🔎 See on GitHub</a>
              
            </details>
          
        </div>
        
        <div class="method">
          <h3 id="method-i-end_of_hour">
            
              end_of_hour()
            
          </h3>

          
            <div class="description">
              <p>Returns a new <a href="DateTime.html"><code>DateTime</code></a> representing the end of the hour (hh:59:59).</p>
            </div>
          

          
            <div class="aka">
              Also aliased as: <a href="DateTime.html#method-i-at_end_of_hour">at_end_of_hour</a>
            </div>
          

          

          
          
            <details class="method__source">
              <summary>
                <span class="label">📝 Source code</span>
              </summary>

              <pre><code class="ruby"># File activesupport/lib/active_support/core_ext/date_time/calculations.rb, line 152
  def end_of_hour
    change(min: 59, sec: 59, usec: Rational(999999999, 1000))
  end</code></pre>
              
                <a href="https://github.com/rails/rails/blob/dd8f7185faeca6ee968a6e9367f6d8601a83b8db/activesupport/lib/active_support/core_ext/date_time/calculations.rb#L152" target="_blank" class="github_url">🔎 See on GitHub</a>
              
            </details>
          
        </div>
        
        <div class="method">
          <h3 id="method-i-end_of_minute">
            
              end_of_minute()
            
          </h3>

          
            <div class="description">
              <p>Returns a new <a href="DateTime.html"><code>DateTime</code></a> representing the end of the minute (hh:mm:59).</p>
            </div>
          

          
            <div class="aka">
              Also aliased as: <a href="DateTime.html#method-i-at_end_of_minute">at_end_of_minute</a>
            </div>
          

          

          
          
            <details class="method__source">
              <summary>
                <span class="label">📝 Source code</span>
              </summary>

              <pre><code class="ruby"># File activesupport/lib/active_support/core_ext/date_time/calculations.rb, line 164
  def end_of_minute
    change(sec: 59, usec: Rational(999999999, 1000))
  end</code></pre>
              
                <a href="https://github.com/rails/rails/blob/dd8f7185faeca6ee968a6e9367f6d8601a83b8db/activesupport/lib/active_support/core_ext/date_time/calculations.rb#L164" target="_blank" class="github_url">🔎 See on GitHub</a>
              
            </details>
          
        </div>
        
        <div class="method">
          <h3 id="method-i-formatted_offset">
            
              formatted_offset(colon = true, alternate_utc_string = nil)
            
          </h3>

          
            <div class="description">
              <p>Returns a formatted string of the offset from UTC, or an alternative string if the time zone is already UTC.</p>

<pre><code>datetime = DateTime.civil(2000, 1, 1, 0, 0, 0, Rational(-6, 24))
datetime.formatted_offset         # =&gt; &quot;-06:00&quot;
datetime.formatted_offset(false)  # =&gt; &quot;-0600&quot;
</code></pre>
            </div>
          

          

          

          
          
            <details class="method__source">
              <summary>
                <span class="label">📝 Source code</span>
              </summary>

              <pre><code class="ruby"># File activesupport/lib/active_support/core_ext/date_time/conversions.rb, line 51
  def formatted_offset(colon = true, alternate_utc_string = nil)
    utc? &amp;&amp; alternate_utc_string || ActiveSupport::TimeZone.seconds_to_utc_offset(utc_offset, colon)
  end</code></pre>
              
                <a href="https://github.com/rails/rails/blob/dd8f7185faeca6ee968a6e9367f6d8601a83b8db/activesupport/lib/active_support/core_ext/date_time/conversions.rb#L51" target="_blank" class="github_url">🔎 See on GitHub</a>
              
            </details>
          
        </div>
        
        <div class="method">
          <h3 id="method-i-getgm">
            
              getgm()
            
          </h3>

          
            <div class="description">
              
            </div>
          

          

          
            <div class="aka">
              Alias for: <a href="DateTime.html#method-i-utc">utc</a>
            </div>
          

          
          
        </div>
        
        <div class="method">
          <h3 id="method-i-getlocal">
            
              getlocal(utc_offset = nil)
            
          </h3>

          
            <div class="description">
              
            </div>
          

          

          
            <div class="aka">
              Alias for: <a href="DateTime.html#method-i-localtime">localtime</a>
            </div>
          

          
          
        </div>
        
        <div class="method">
          <h3 id="method-i-getutc">
            
              getutc()
            
          </h3>

          
            <div class="description">
              
            </div>
          

          

          
            <div class="aka">
              Alias for: <a href="DateTime.html#method-i-utc">utc</a>
            </div>
          

          
          
        </div>
        
        <div class="method">
          <h3 id="method-i-gmtime">
            
              gmtime()
            
          </h3>

          
            <div class="description">
              
            </div>
          

          

          
            <div class="aka">
              Alias for: <a href="DateTime.html#method-i-utc">utc</a>
            </div>
          

          
          
        </div>
        
        <div class="method">
          <h3 id="method-i-in">
            
              in(seconds)
            
          </h3>

          
            <div class="description">
              
            </div>
          

          

          
            <div class="aka">
              Alias for: <a href="DateTime.html#method-i-since">since</a>
            </div>
          

          
          
        </div>
        
        <div class="method">
          <h3 id="method-i-inspect">
            
              inspect()
            
          </h3>

          
            <div class="description">
              
            </div>
          

          
            <div class="aka">
              Also aliased as: <a href="DateTime.html#method-i-default_inspect">default_inspect</a>
            </div>
          

          
            <div class="aka">
              Alias for: <a href="DateTime.html#method-i-readable_inspect">readable_inspect</a>
            </div>
          

          
          
        </div>
        
        <div class="method">
          <h3 id="method-i-localtime">
            
              localtime(utc_offset = nil)
            
          </h3>

          
            <div class="description">
              <p>Returns a <code>Time</code> instance of the simultaneous time in the system timezone.</p>
            </div>
          

          
            <div class="aka">
              Also aliased as: <a href="DateTime.html#method-i-getlocal">getlocal</a>
            </div>
          

          

          
          
            <details class="method__source">
              <summary>
                <span class="label">📝 Source code</span>
              </summary>

              <pre><code class="ruby"># File activesupport/lib/active_support/core_ext/date_time/calculations.rb, line 170
  def localtime(utc_offset = nil)
    utc = new_offset(0)

    Time.utc(
      utc.year, utc.month, utc.day,
      utc.hour, utc.min, utc.sec + utc.sec_fraction
    ).getlocal(utc_offset)
  end</code></pre>
              
                <a href="https://github.com/rails/rails/blob/dd8f7185faeca6ee968a6e9367f6d8601a83b8db/activesupport/lib/active_support/core_ext/date_time/calculations.rb#L170" target="_blank" class="github_url">🔎 See on GitHub</a>
              
            </details>
          
        </div>
        
        <div class="method">
          <h3 id="method-i-midday">
            
              midday()
            
          </h3>

          
            <div class="description">
              
            </div>
          

          

          
            <div class="aka">
              Alias for: <a href="DateTime.html#method-i-middle_of_day">middle_of_day</a>
            </div>
          

          
          
        </div>
        
        <div class="method">
          <h3 id="method-i-middle_of_day">
            
              middle_of_day()
            
          </h3>

          
            <div class="description">
              <p>Returns a new <a href="DateTime.html"><code>DateTime</code></a> representing the middle of the day (12:00)</p>
            </div>
          

          
            <div class="aka">
              Also aliased as: <a href="DateTime.html#method-i-midday">midday</a>, <a href="DateTime.html#method-i-noon">noon</a>, <a href="DateTime.html#method-i-at_midday">at_midday</a>, <a href="DateTime.html#method-i-at_noon">at_noon</a>, <a href="DateTime.html#method-i-at_middle_of_day">at_middle_of_day</a>
            </div>
          

          

          
          
            <details class="method__source">
              <summary>
                <span class="label">📝 Source code</span>
              </summary>

              <pre><code class="ruby"># File activesupport/lib/active_support/core_ext/date_time/calculations.rb, line 130
  def middle_of_day
    change(hour: 12)
  end</code></pre>
              
                <a href="https://github.com/rails/rails/blob/dd8f7185faeca6ee968a6e9367f6d8601a83b8db/activesupport/lib/active_support/core_ext/date_time/calculations.rb#L130" target="_blank" class="github_url">🔎 See on GitHub</a>
              
            </details>
          
        </div>
        
        <div class="method">
          <h3 id="method-i-midnight">
            
              midnight()
            
          </h3>

          
            <div class="description">
              
            </div>
          

          

          
            <div class="aka">
              Alias for: <a href="DateTime.html#method-i-beginning_of_day">beginning_of_day</a>
            </div>
          

          
          
        </div>
        
        <div class="method">
          <h3 id="method-i-noon">
            
              noon()
            
          </h3>

          
            <div class="description">
              
            </div>
          

          

          
            <div class="aka">
              Alias for: <a href="DateTime.html#method-i-middle_of_day">middle_of_day</a>
            </div>
          

          
          
        </div>
        
        <div class="method">
          <h3 id="method-i-nsec">
            
              nsec()
            
          </h3>

          
            <div class="description">
              <p>Returns the fraction of a second as nanoseconds</p>
            </div>
          

          

          

          
          
            <details class="method__source">
              <summary>
                <span class="label">📝 Source code</span>
              </summary>

              <pre><code class="ruby"># File activesupport/lib/active_support/core_ext/date_time/conversions.rb, line 94
  def nsec
    (sec_fraction * 1_000_000_000).to_i
  end</code></pre>
              
                <a href="https://github.com/rails/rails/blob/dd8f7185faeca6ee968a6e9367f6d8601a83b8db/activesupport/lib/active_support/core_ext/date_time/conversions.rb#L94" target="_blank" class="github_url">🔎 See on GitHub</a>
              
            </details>
          
        </div>
        
        <div class="method">
          <h3 id="method-i-readable_inspect">
            
              readable_inspect()
            
          </h3>

          
            <div class="description">
              <p>Overrides the default inspect method with a human readable one, e.g., “Mon, 21 Feb 2005 14:30:00 +0000”.</p>
            </div>
          

          
            <div class="aka">
              Also aliased as: <a href="DateTime.html#method-i-inspect">inspect</a>
            </div>
          

          

          
          
            <details class="method__source">
              <summary>
                <span class="label">📝 Source code</span>
              </summary>

              <pre><code class="ruby"># File activesupport/lib/active_support/core_ext/date_time/conversions.rb, line 56
  def readable_inspect
    to_fs(:rfc822)
  end</code></pre>
              
                <a href="https://github.com/rails/rails/blob/dd8f7185faeca6ee968a6e9367f6d8601a83b8db/activesupport/lib/active_support/core_ext/date_time/conversions.rb#L56" target="_blank" class="github_url">🔎 See on GitHub</a>
              
            </details>
          
        </div>
        
        <div class="method">
          <h3 id="method-i-seconds_since_midnight">
            
              seconds_since_midnight()
            
          </h3>

          
            <div class="description">
              <p>Returns the number of seconds since 00:00:00.</p>

<pre><code>DateTime.new(2012, 8, 29,  0,  0,  0).seconds_since_midnight # =&gt; 0
DateTime.new(2012, 8, 29, 12, 34, 56).seconds_since_midnight # =&gt; 45296
DateTime.new(2012, 8, 29, 23, 59, 59).seconds_since_midnight # =&gt; 86399
</code></pre>
            </div>
          

          

          

          
          
            <details class="method__source">
              <summary>
                <span class="label">📝 Source code</span>
              </summary>

              <pre><code class="ruby"># File activesupport/lib/active_support/core_ext/date_time/calculations.rb, line 20
  def seconds_since_midnight
    sec + (min * 60) + (hour * 3600)
  end</code></pre>
              
                <a href="https://github.com/rails/rails/blob/dd8f7185faeca6ee968a6e9367f6d8601a83b8db/activesupport/lib/active_support/core_ext/date_time/calculations.rb#L20" target="_blank" class="github_url">🔎 See on GitHub</a>
              
            </details>
          
        </div>
        
        <div class="method">
          <h3 id="method-i-seconds_until_end_of_day">
            
              seconds_until_end_of_day()
            
          </h3>

          
            <div class="description">
              <p>Returns the number of seconds until 23:59:59.</p>

<pre><code>DateTime.new(2012, 8, 29,  0,  0,  0).seconds_until_end_of_day # =&gt; 86399
DateTime.new(2012, 8, 29, 12, 34, 56).seconds_until_end_of_day # =&gt; 41103
DateTime.new(2012, 8, 29, 23, 59, 59).seconds_until_end_of_day # =&gt; 0
</code></pre>
            </div>
          

          

          

          
          
            <details class="method__source">
              <summary>
                <span class="label">📝 Source code</span>
              </summary>

              <pre><code class="ruby"># File activesupport/lib/active_support/core_ext/date_time/calculations.rb, line 29
  def seconds_until_end_of_day
    end_of_day.to_i - to_i
  end</code></pre>
              
                <a href="https://github.com/rails/rails/blob/dd8f7185faeca6ee968a6e9367f6d8601a83b8db/activesupport/lib/active_support/core_ext/date_time/calculations.rb#L29" target="_blank" class="github_url">🔎 See on GitHub</a>
              
            </details>
          
        </div>
        
        <div class="method">
          <h3 id="method-i-since">
            
              since(seconds)
            
          </h3>

          
            <div class="description">
              <p>Returns a new <a href="DateTime.html"><code>DateTime</code></a> representing the time a number of seconds since the instance time. Do not use this method in combination with x.months, use months_since instead!</p>
            </div>
          

          
            <div class="aka">
              Also aliased as: <a href="DateTime.html#method-i-in">in</a>
            </div>
          

          

          
          
            <details class="method__source">
              <summary>
                <span class="label">📝 Source code</span>
              </summary>

              <pre><code class="ruby"># File activesupport/lib/active_support/core_ext/date_time/calculations.rb, line 116
  def since(seconds)
    self + Rational(seconds, 86400)
  end</code></pre>
              
                <a href="https://github.com/rails/rails/blob/dd8f7185faeca6ee968a6e9367f6d8601a83b8db/activesupport/lib/active_support/core_ext/date_time/calculations.rb#L116" target="_blank" class="github_url">🔎 See on GitHub</a>
              
            </details>
          
        </div>
        
        <div class="method">
          <h3 id="method-i-subsec">
            
              subsec()
            
          </h3>

          
            <div class="description">
              <p>Returns the fraction of a second as a <code>Rational</code></p>

<pre><code>DateTime.new(2012, 8, 29, 0, 0, 0.5).subsec # =&gt; (1/2)
</code></pre>
            </div>
          

          

          

          
          
            <details class="method__source">
              <summary>
                <span class="label">📝 Source code</span>
              </summary>

              <pre><code class="ruby"># File activesupport/lib/active_support/core_ext/date_time/calculations.rb, line 36
  def subsec
    sec_fraction
  end</code></pre>
              
                <a href="https://github.com/rails/rails/blob/dd8f7185faeca6ee968a6e9367f6d8601a83b8db/activesupport/lib/active_support/core_ext/date_time/calculations.rb#L36" target="_blank" class="github_url">🔎 See on GitHub</a>
              
            </details>
          
        </div>
        
        <div class="method">
          <h3 id="method-i-to_f">
            
              to_f()
            
          </h3>

          
            <div class="description">
              <p>Converts <code>self</code> to a floating-point number of seconds, including fractional microseconds, since the Unix epoch.</p>
            </div>
          

          

          

          
          
            <details class="method__source">
              <summary>
                <span class="label">📝 Source code</span>
              </summary>

              <pre><code class="ruby"># File activesupport/lib/active_support/core_ext/date_time/conversions.rb, line 79
  def to_f
    seconds_since_unix_epoch.to_f + sec_fraction
  end</code></pre>
              
                <a href="https://github.com/rails/rails/blob/dd8f7185faeca6ee968a6e9367f6d8601a83b8db/activesupport/lib/active_support/core_ext/date_time/conversions.rb#L79" target="_blank" class="github_url">🔎 See on GitHub</a>
              
            </details>
          
        </div>
        
        <div class="method">
          <h3 id="method-i-to_formatted_s">
            
              to_formatted_s(format = :default)
            
          </h3>

          
            <div class="description">
              
            </div>
          

          

          
            <div class="aka">
              Alias for: <a href="DateTime.html#method-i-to_fs">to_fs</a>
            </div>
          

          
          
        </div>
        
        <div class="method">
          <h3 id="method-i-to_fs">
            
              to_fs(format = :default)
            
          </h3>

          
            <div class="description">
              <p>Convert to a formatted string. See Time::DATE_FORMATS for predefined formats.</p>

<p>This method is aliased to <code>to_formatted_s</code>.</p>

<h3 id="method-i-to_fs-label-Examples">Examples</h3>

<pre><code>datetime = DateTime.civil(2007, 12, 4, 0, 0, 0, 0)   # =&gt; Tue, 04 Dec 2007 00:00:00 +0000

datetime.to_fs(:db)            # =&gt; &quot;2007-12-04 00:00:00&quot;
datetime.to_formatted_s(:db)   # =&gt; &quot;2007-12-04 00:00:00&quot;
datetime.to_fs(:number)        # =&gt; &quot;20071204000000&quot;
datetime.to_fs(:short)         # =&gt; &quot;04 Dec 00:00&quot;
datetime.to_fs(:long)          # =&gt; &quot;December 04, 2007 00:00&quot;
datetime.to_fs(:long_ordinal)  # =&gt; &quot;December 4th, 2007 00:00&quot;
datetime.to_fs(:rfc822)        # =&gt; &quot;Tue, 04 Dec 2007 00:00:00 +0000&quot;
datetime.to_fs(:iso8601)       # =&gt; &quot;2007-12-04T00:00:00+00:00&quot;
</code></pre>

<h2 id="method-i-to_fs-label-Adding+your+own+datetime+formats+to+to_fs">Adding your own datetime formats to <a href="DateTime.html#method-i-to_fs"><code>to_fs</code></a></h2>

<p><a href="DateTime.html"><code>DateTime</code></a> formats are shared with <a href="Time.html"><code>Time</code></a>. You can add your own to the Time::DATE_FORMATS hash. Use the format name as the hash key and either a strftime string or Proc instance that takes a time or datetime argument as the value.</p>

<pre><code># config/initializers/time_formats.rb
Time::DATE_FORMATS[:month_and_year] = &#39;%B %Y&#39;
Time::DATE_FORMATS[:short_ordinal] = lambda { |time| time.strftime(&quot;%B #{time.day.ordinalize}&quot;) }
</code></pre>
            </div>
          

          
            <div class="aka">
              Also aliased as: <a href="DateTime.html#method-i-to_formatted_s">to_formatted_s</a>
            </div>
          

          

          
          
            <details class="method__source">
              <summary>
                <span class="label">📝 Source code</span>
              </summary>

              <pre><code class="ruby"># File activesupport/lib/active_support/core_ext/date_time/conversions.rb, line 35
  def to_fs(format = :default)
    if formatter = ::Time::DATE_FORMATS[format]
      formatter.respond_to?(:call) ? formatter.call(self).to_s : strftime(formatter)
    else
      to_s
    end
  end</code></pre>
              
                <a href="https://github.com/rails/rails/blob/dd8f7185faeca6ee968a6e9367f6d8601a83b8db/activesupport/lib/active_support/core_ext/date_time/conversions.rb#L35" target="_blank" class="github_url">🔎 See on GitHub</a>
              
            </details>
          
        </div>
        
        <div class="method">
          <h3 id="method-i-to_i">
            
              to_i()
            
          </h3>

          
            <div class="description">
              <p>Converts <code>self</code> to an integer number of seconds since the Unix epoch.</p>
            </div>
          

          

          

          
          
            <details class="method__source">
              <summary>
                <span class="label">📝 Source code</span>
              </summary>

              <pre><code class="ruby"># File activesupport/lib/active_support/core_ext/date_time/conversions.rb, line 84
  def to_i
    seconds_since_unix_epoch.to_i
  end</code></pre>
              
                <a href="https://github.com/rails/rails/blob/dd8f7185faeca6ee968a6e9367f6d8601a83b8db/activesupport/lib/active_support/core_ext/date_time/conversions.rb#L84" target="_blank" class="github_url">🔎 See on GitHub</a>
              
            </details>
          
        </div>
        
        <div class="method">
          <h3 id="method-i-to_time">
            
              to_time()
            
          </h3>

          
            <div class="description">
              <p>Either return an instance of <code>Time</code> with the same UTC offset as <code>self</code> or an instance of <code>Time</code> representing the same time in the local system timezone depending on the setting of on the setting of <code>ActiveSupport.to_time_preserves_timezone</code>.</p>
            </div>
          

          

          

          
          
            <details class="method__source">
              <summary>
                <span class="label">📝 Source code</span>
              </summary>

              <pre><code class="ruby"># File activesupport/lib/active_support/core_ext/date_time/compatibility.rb, line 15
  def to_time
    preserve_timezone ? getlocal(utc_offset) : getlocal
  end</code></pre>
              
                <a href="https://github.com/rails/rails/blob/dd8f7185faeca6ee968a6e9367f6d8601a83b8db/activesupport/lib/active_support/core_ext/date_time/compatibility.rb#L15" target="_blank" class="github_url">🔎 See on GitHub</a>
              
            </details>
          
        </div>
        
        <div class="method">
          <h3 id="method-i-usec">
            
              usec()
            
          </h3>

          
            <div class="description">
              <p>Returns the fraction of a second as microseconds</p>
            </div>
          

          

          

          
          
            <details class="method__source">
              <summary>
                <span class="label">📝 Source code</span>
              </summary>

              <pre><code class="ruby"># File activesupport/lib/active_support/core_ext/date_time/conversions.rb, line 89
  def usec
    (sec_fraction * 1_000_000).to_i
  end</code></pre>
              
                <a href="https://github.com/rails/rails/blob/dd8f7185faeca6ee968a6e9367f6d8601a83b8db/activesupport/lib/active_support/core_ext/date_time/conversions.rb#L89" target="_blank" class="github_url">🔎 See on GitHub</a>
              
            </details>
          
        </div>
        
        <div class="method">
          <h3 id="method-i-utc">
            
              utc()
            
          </h3>

          
            <div class="description">
              <p>Returns a <code>Time</code> instance of the simultaneous time in the UTC timezone.</p>

<pre><code>DateTime.civil(2005, 2, 21, 10, 11, 12, Rational(-6, 24))     # =&gt; Mon, 21 Feb 2005 10:11:12 -0600
DateTime.civil(2005, 2, 21, 10, 11, 12, Rational(-6, 24)).utc # =&gt; Mon, 21 Feb 2005 16:11:12 UTC
</code></pre>
            </div>
          

          
            <div class="aka">
              Also aliased as: <a href="DateTime.html#method-i-getgm">getgm</a>, <a href="DateTime.html#method-i-getutc">getutc</a>, <a href="DateTime.html#method-i-gmtime">gmtime</a>
            </div>
          

          

          
          
            <details class="method__source">
              <summary>
                <span class="label">📝 Source code</span>
              </summary>

              <pre><code class="ruby"># File activesupport/lib/active_support/core_ext/date_time/calculations.rb, line 184
  def utc
    utc = new_offset(0)

    Time.utc(
      utc.year, utc.month, utc.day,
      utc.hour, utc.min, utc.sec + utc.sec_fraction
    )
  end</code></pre>
              
                <a href="https://github.com/rails/rails/blob/dd8f7185faeca6ee968a6e9367f6d8601a83b8db/activesupport/lib/active_support/core_ext/date_time/calculations.rb#L184" target="_blank" class="github_url">🔎 See on GitHub</a>
              
            </details>
          
        </div>
        
        <div class="method">
          <h3 id="method-i-utc-3F">
            
              utc?()
            
          </h3>

          
            <div class="description">
              <p>Returns <code>true</code> if <code>offset == 0</code>.</p>
            </div>
          

          

          

          
          
            <details class="method__source">
              <summary>
                <span class="label">📝 Source code</span>
              </summary>

              <pre><code class="ruby"># File activesupport/lib/active_support/core_ext/date_time/calculations.rb, line 197
  def utc?
    offset == 0
  end</code></pre>
              
                <a href="https://github.com/rails/rails/blob/dd8f7185faeca6ee968a6e9367f6d8601a83b8db/activesupport/lib/active_support/core_ext/date_time/calculations.rb#L197" target="_blank" class="github_url">🔎 See on GitHub</a>
              
            </details>
          
        </div>
        
        <div class="method">
          <h3 id="method-i-utc_offset">
            
              utc_offset()
            
          </h3>

          
            <div class="description">
              <p>Returns the offset value in seconds.</p>
            </div>
          

          

          

          
          
            <details class="method__source">
              <summary>
                <span class="label">📝 Source code</span>
              </summary>

              <pre><code class="ruby"># File activesupport/lib/active_support/core_ext/date_time/calculations.rb, line 202
  def utc_offset
    (offset * 86400).to_i
  end</code></pre>
              
                <a href="https://github.com/rails/rails/blob/dd8f7185faeca6ee968a6e9367f6d8601a83b8db/activesupport/lib/active_support/core_ext/date_time/calculations.rb#L202" target="_blank" class="github_url">🔎 See on GitHub</a>
              
            </details>
          
        </div>
        
      
    
  
</div>

    </div>
</div>