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<title>columns (DataTable)</title>
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<pre><span class="ruby-comment cmt"># File lib/data_table.rb, line 123</span>
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<span class="ruby-keyword kw">def</span> <span class="ruby-identifier">columns</span>
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<span class="ruby-identifier">cols</span> = <span class="ruby-constant">Array</span>.<span class="ruby-identifier">new</span>
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<span class="ruby-ivar">@metadata</span>.<span class="ruby-identifier">elements</span>.<span class="ruby-identifier">each</span>(<span class="ruby-value str">'attributeList/attribute'</span>) <span class="ruby-keyword kw">do</span> <span class="ruby-operator">|</span><span class="ruby-identifier">col</span><span class="ruby-operator">|</span>
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<span class="ruby-identifier">cols</span>.<span class="ruby-identifier">push</span> <span class="ruby-identifier">col</span>
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<span class="ruby-keyword kw">end</span>
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<span class="ruby-keyword kw">return</span> <span class="ruby-identifier">cols</span>
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<span class="ruby-keyword kw">end</span></pre>
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