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tibble-methods.html
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tibble-methods.html
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<h1>Manipulate tibbles</h1>
<small class="dont-index">Source: <a href="https://github.com/prioritizr/prioritizr/blob/HEAD/R/tbl_df.R" class="external-link"><code>R/tbl_df.R</code></a></small>
<div class="hidden name"><code>tibble-methods.Rd</code></div>
</div>
<div class="ref-description">
<p>Assorted functions for manipulating <code><a href="https://tibble.tidyverse.org/reference/tibble.html" class="external-link">tibble::tibble()</a></code> objects.</p>
</div>
<div id="ref-usage">
<div class="sourceCode"><pre class="sourceCode r"><code><span><span class="co"># S4 method for tbl_df</span></span>
<span><span class="fu"><a href="OptimizationProblem-methods.html">nrow</a></span><span class="op">(</span><span class="va">x</span><span class="op">)</span></span>
<span></span>
<span><span class="co"># S4 method for tbl_df</span></span>
<span><span class="fu"><a href="OptimizationProblem-methods.html">ncol</a></span><span class="op">(</span><span class="va">x</span><span class="op">)</span></span>
<span></span>
<span><span class="co"># S4 method for tbl_df</span></span>
<span><span class="fu"><a href="https://rdrr.io/r/base/list.html" class="external-link">as.list</a></span><span class="op">(</span><span class="va">x</span><span class="op">)</span></span></code></pre></div>
</div>
<div id="arguments">
<h2>Arguments</h2>
<dl><dt>x</dt>
<dd><p><code><a href="https://tibble.tidyverse.org/reference/tibble.html" class="external-link">tibble::tibble()</a></code> object.</p></dd>
</dl></div>
<div id="details">
<h2>Details</h2>
<p>The following methods are provided from manipulating
<code><a href="https://tibble.tidyverse.org/reference/tibble.html" class="external-link">tibble::tibble()</a></code> objects.</p>
<dl><dt>nrow</dt>
<dd><p>extract <code>integer</code> number of rows.</p></dd>
<dt>ncol</dt>
<dd><p>extract <code>integer</code> number of columns.</p></dd>
<dt>as.list</dt>
<dd><p>convert to a <code>list</code>.</p></dd>
<dt>print</dt>
<dd><p>print the object.</p></dd>
</dl></div>
<div id="ref-examples">
<h2>Examples</h2>
<div class="sourceCode"><pre class="sourceCode r"><code><span class="r-in"><span><span class="co"># load tibble package</span></span></span>
<span class="r-in"><span><span class="kw"><a href="https://rdrr.io/r/base/library.html" class="external-link">require</a></span><span class="op">(</span><span class="va"><a href="https://tibble.tidyverse.org/" class="external-link">tibble</a></span><span class="op">)</span></span></span>
<span class="r-msg co"><span class="r-pr">#></span> Loading required package: tibble</span>
<span class="r-in"><span></span></span>
<span class="r-in"><span><span class="co"># make tibble</span></span></span>
<span class="r-in"><span><span class="va">a</span> <span class="op"><-</span> <span class="fu"><a href="https://tibble.tidyverse.org/reference/tibble.html" class="external-link">tibble</a></span><span class="op">(</span>value <span class="op">=</span> <span class="fu"><a href="https://rdrr.io/r/base/seq.html" class="external-link">seq_len</a></span><span class="op">(</span><span class="fl">5</span><span class="op">)</span><span class="op">)</span></span></span>
<span class="r-in"><span></span></span>
<span class="r-in"><span><span class="co"># number of rows</span></span></span>
<span class="r-in"><span><span class="fu"><a href="OptimizationProblem-methods.html">nrow</a></span><span class="op">(</span><span class="va">a</span><span class="op">)</span></span></span>
<span class="r-out co"><span class="r-pr">#></span> [1] 5</span>
<span class="r-in"><span></span></span>
<span class="r-in"><span><span class="co"># number of columns</span></span></span>
<span class="r-in"><span><span class="fu"><a href="OptimizationProblem-methods.html">ncol</a></span><span class="op">(</span><span class="va">a</span><span class="op">)</span></span></span>
<span class="r-out co"><span class="r-pr">#></span> [1] 1</span>
<span class="r-in"><span></span></span>
<span class="r-in"><span><span class="co"># convert to list</span></span></span>
<span class="r-in"><span><span class="fu"><a href="https://rdrr.io/r/base/list.html" class="external-link">as.list</a></span><span class="op">(</span><span class="va">a</span><span class="op">)</span></span></span>
<span class="r-out co"><span class="r-pr">#></span> $value</span>
<span class="r-out co"><span class="r-pr">#></span> [1] 1 2 3 4 5</span>
<span class="r-out co"><span class="r-pr">#></span> </span>
</code></pre></div>
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