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<title>option_groups_from_collection_for_select (ActionView::Helpers::FormOptionsHelper)</title>
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<pre><span class="ruby-comment cmt"># File lib/action_view/helpers/form_options_helper.rb, line 384</span>
<span class="ruby-keyword kw">def</span> <span class="ruby-identifier">option_groups_from_collection_for_select</span>(<span class="ruby-identifier">collection</span>, <span class="ruby-identifier">group_method</span>, <span class="ruby-identifier">group_label_method</span>, <span class="ruby-identifier">option_key_method</span>, <span class="ruby-identifier">option_value_method</span>, <span class="ruby-identifier">selected_key</span> = <span class="ruby-keyword kw">nil</span>)
<span class="ruby-identifier">collection</span>.<span class="ruby-identifier">inject</span>(<span class="ruby-value str">""</span>) <span class="ruby-keyword kw">do</span> <span class="ruby-operator">|</span><span class="ruby-identifier">options_for_select</span>, <span class="ruby-identifier">group</span><span class="ruby-operator">|</span>
<span class="ruby-identifier">group_label_string</span> = <span class="ruby-identifier">eval</span>(<span class="ruby-node">"group.#{group_label_method}"</span>)
<span class="ruby-identifier">options_for_select</span> <span class="ruby-operator">+=</span> <span class="ruby-node">"<optgroup label=\"#{html_escape(group_label_string)}\">"</span>
<span class="ruby-identifier">options_for_select</span> <span class="ruby-operator">+=</span> <span class="ruby-identifier">options_from_collection_for_select</span>(<span class="ruby-identifier">eval</span>(<span class="ruby-node">"group.#{group_method}"</span>), <span class="ruby-identifier">option_key_method</span>, <span class="ruby-identifier">option_value_method</span>, <span class="ruby-identifier">selected_key</span>)
<span class="ruby-identifier">options_for_select</span> <span class="ruby-operator">+=</span> <span class="ruby-value str">'</optgroup>'</span>
<span class="ruby-keyword kw">end</span>
<span class="ruby-keyword kw">end</span></pre>
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distrib
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Mandriva
>
2010.0
>
i586
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media
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contrib-release
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by-pkgid
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8b99df826c3b6cf56a1caaae5f931d50
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files
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795
