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Update doc for TagHelper.

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1 parent cee7a06 commit 589d1ed722a3add255adc5636eab7dcc262dd0ca @htanata htanata committed Mar 5, 2014
Showing with 8 additions and 2 deletions.
  1. +8 −2 actionview/lib/action_view/helpers/tag_helper.rb
@@ -42,7 +42,8 @@ module TagHelper
# For example, a key +user_id+ would render as <tt>data-user-id</tt> and
# thus accessed as <tt>dataset.userId</tt>.
#
- # Values are encoded to JSON, with the exception of strings and symbols.
+ # Values are encoded to JSON, with the exception of strings, symbols and
+ # BigDecimals.
# This may come in handy when using jQuery's HTML5-aware <tt>.data()</tt>
# from 1.4.3.
#
@@ -56,6 +57,9 @@ module TagHelper
# tag("input", type: 'text', disabled: true)
# # => <input type="text" disabled="disabled" />
#
+ # tag("input", type: 'text', class: ["strong", "highlight"])
+ # # => <input class="strong highlight" type="text" />
+ #
# tag("img", src: "open & shut.png")
# # => <img src="open &amp; shut.png" />
#
@@ -75,7 +79,7 @@ def tag(name, options = nil, open = false, escape = true)
# Set escape to false to disable attribute value escaping.
#
# ==== Options
- # The +options+ hash is used with attributes with no value like (<tt>disabled</tt> and
+ # The +options+ hash can be used with attributes with no value like (<tt>disabled</tt> and
# <tt>readonly</tt>), which you can give a value of true in the +options+ hash. You can use
# symbols or strings for the attribute names.
#
@@ -84,6 +88,8 @@ def tag(name, options = nil, open = false, escape = true)
# # => <p>Hello world!</p>
# content_tag(:div, content_tag(:p, "Hello world!"), class: "strong")
# # => <div class="strong"><p>Hello world!</p></div>
+ # content_tag(:div, "Hello world!", class: ["strong", "highlight"])
+ # # => <div class="strong highlight">Hello world!</div>
# content_tag("select", options, multiple: true)
# # => <select multiple="multiple">...options...</select>
#

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