344 lines
14 KiB
HTML
344 lines
14 KiB
HTML
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<?xml version="1.0" encoding="iso-8859-1"?>
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<!DOCTYPE html
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PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
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"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
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<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">
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<head>
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<title>Class: Erubis::Context</title>
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<meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1" />
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<meta http-equiv="Content-Script-Type" content="text/javascript" />
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<link rel="stylesheet" href="../.././rdoc-style.css" type="text/css" media="screen" />
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<script type="text/javascript">
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// <![CDATA[
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function popupCode( url ) {
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window.open(url, "Code", "resizable=yes,scrollbars=yes,toolbar=no,status=no,height=150,width=400")
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}
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function toggleCode( id ) {
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if ( document.getElementById )
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elem = document.getElementById( id );
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else if ( document.all )
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elem = eval( "document.all." + id );
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else
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return false;
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elemStyle = elem.style;
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if ( elemStyle.display != "block" ) {
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elemStyle.display = "block"
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} else {
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elemStyle.display = "none"
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}
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return true;
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}
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// Make codeblocks hidden by default
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document.writeln( "<style type=\"text/css\">div.method-source-code { display: none }</style>" )
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// ]]>
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</script>
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</head>
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<body>
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<div id="classHeader">
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<table class="header-table">
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<tr class="top-aligned-row">
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<td><strong>Class</strong></td>
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<td class="class-name-in-header">Erubis::Context</td>
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</tr>
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<tr class="top-aligned-row">
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<td><strong>In:</strong></td>
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<td>
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<a href="../../files/erubis/context_rb.html">
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erubis/context.rb
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</a>
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<br />
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</td>
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</tr>
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<tr class="top-aligned-row">
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<td><strong>Parent:</strong></td>
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<td>
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Object
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</td>
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</tr>
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</table>
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</div>
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<!-- banner header -->
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<div id="bodyContent">
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<div id="contextContent">
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<div id="description">
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<p>
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context object for Engine#evaluate
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</p>
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<p>
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ex.
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</p>
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<pre>
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template = <<'END'
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Hello <%= @user %>!
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<% for item in @list %>
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- <%= item %>
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<% end %>
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END
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context = Erubis::Context.new(:user=>'World', :list=>['a','b','c'])
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# or
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# context = Erubis::Context.new
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# context[:user] = 'World'
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# context[:list] = ['a', 'b', 'c']
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eruby = Erubis::Eruby.new(template)
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print eruby.evaluate(context)
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</pre>
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</div>
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</div>
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<div id="method-list">
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<h3 class="section-bar">Methods</h3>
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<div class="name-list">
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<a href="#M000219">[]</a>
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<a href="#M000220">[]=</a>
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<a href="#M000222">each</a>
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<a href="#M000221">keys</a>
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<a href="#M000218">new</a>
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<a href="#M000223">to_hash</a>
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<a href="#M000224">update</a>
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</div>
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</div>
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</div>
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<!-- if includes -->
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<div id="includes">
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<h3 class="section-bar">Included Modules</h3>
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<div id="includes-list">
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<span class="include-name">Enumerable</span>
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</div>
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</div>
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<div id="section">
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<!-- if method_list -->
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<div id="methods">
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<h3 class="section-bar">Public Class methods</h3>
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<div id="method-M000218" class="method-detail">
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<a name="M000218"></a>
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<div class="method-heading">
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<a href="#M000218" class="method-signature">
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<span class="method-name">new</span><span class="method-args">(hash=nil)</span>
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</a>
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</div>
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<div class="method-description">
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<p><a class="source-toggle" href="#"
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onclick="toggleCode('M000218-source');return false;">[Source]</a></p>
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<div class="method-source-code" id="M000218-source">
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<pre>
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<span class="ruby-comment cmt"># File erubis/context.rb, line 33</span>
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<span class="ruby-keyword kw">def</span> <span class="ruby-identifier">initialize</span>(<span class="ruby-identifier">hash</span>=<span class="ruby-keyword kw">nil</span>)
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<span class="ruby-identifier">hash</span>.<span class="ruby-identifier">each</span> <span class="ruby-keyword kw">do</span> <span class="ruby-operator">|</span><span class="ruby-identifier">name</span>, <span class="ruby-identifier">value</span><span class="ruby-operator">|</span>
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<span class="ruby-keyword kw">self</span>[<span class="ruby-identifier">name</span>] = <span class="ruby-identifier">value</span>
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<span class="ruby-keyword kw">end</span> <span class="ruby-keyword kw">if</span> <span class="ruby-identifier">hash</span>
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<span class="ruby-keyword kw">end</span>
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</pre>
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</div>
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</div>
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</div>
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<h3 class="section-bar">Public Instance methods</h3>
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<div id="method-M000219" class="method-detail">
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<a name="M000219"></a>
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<div class="method-heading">
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<a href="#M000219" class="method-signature">
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<span class="method-name">[]</span><span class="method-args">(key)</span>
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</a>
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</div>
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<div class="method-description">
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<p><a class="source-toggle" href="#"
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onclick="toggleCode('M000219-source');return false;">[Source]</a></p>
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<div class="method-source-code" id="M000219-source">
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<pre>
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<span class="ruby-comment cmt"># File erubis/context.rb, line 39</span>
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<span class="ruby-keyword kw">def</span> <span class="ruby-operator">[]</span>(<span class="ruby-identifier">key</span>)
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<span class="ruby-keyword kw">return</span> <span class="ruby-identifier">instance_variable_get</span>(<span class="ruby-node">"@#{key}"</span>)
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<span class="ruby-keyword kw">end</span>
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</pre>
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</div>
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</div>
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</div>
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<div id="method-M000220" class="method-detail">
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<a name="M000220"></a>
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<div class="method-heading">
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<a href="#M000220" class="method-signature">
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<span class="method-name">[]=</span><span class="method-args">(key, value)</span>
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</a>
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</div>
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<div class="method-description">
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<p><a class="source-toggle" href="#"
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onclick="toggleCode('M000220-source');return false;">[Source]</a></p>
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<div class="method-source-code" id="M000220-source">
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<pre>
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<span class="ruby-comment cmt"># File erubis/context.rb, line 43</span>
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<span class="ruby-keyword kw">def</span> <span class="ruby-operator">[]=</span>(<span class="ruby-identifier">key</span>, <span class="ruby-identifier">value</span>)
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<span class="ruby-keyword kw">return</span> <span class="ruby-identifier">instance_variable_set</span>(<span class="ruby-node">"@#{key}"</span>, <span class="ruby-identifier">value</span>)
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<span class="ruby-keyword kw">end</span>
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</pre>
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</div>
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</div>
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</div>
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<div id="method-M000222" class="method-detail">
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<a name="M000222"></a>
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<div class="method-heading">
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<a href="#M000222" class="method-signature">
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<span class="method-name">each</span><span class="method-args">() {|key, value| ...}</span>
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</a>
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</div>
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<div class="method-description">
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<p><a class="source-toggle" href="#"
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onclick="toggleCode('M000222-source');return false;">[Source]</a></p>
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<div class="method-source-code" id="M000222-source">
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<pre>
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<span class="ruby-comment cmt"># File erubis/context.rb, line 51</span>
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<span class="ruby-keyword kw">def</span> <span class="ruby-identifier">each</span>
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<span class="ruby-identifier">instance_variables</span>.<span class="ruby-identifier">each</span> <span class="ruby-keyword kw">do</span> <span class="ruby-operator">|</span><span class="ruby-identifier">name</span><span class="ruby-operator">|</span>
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<span class="ruby-identifier">key</span> = <span class="ruby-identifier">name</span>[<span class="ruby-value">1</span><span class="ruby-operator">..</span><span class="ruby-value">-1</span>]
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<span class="ruby-identifier">value</span> = <span class="ruby-identifier">instance_variable_get</span>(<span class="ruby-identifier">name</span>)
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<span class="ruby-keyword kw">yield</span>(<span class="ruby-identifier">key</span>, <span class="ruby-identifier">value</span>)
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<span class="ruby-keyword kw">end</span>
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<span class="ruby-keyword kw">end</span>
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</pre>
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</div>
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</div>
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</div>
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<div id="method-M000221" class="method-detail">
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<a name="M000221"></a>
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<div class="method-heading">
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<a href="#M000221" class="method-signature">
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<span class="method-name">keys</span><span class="method-args">()</span>
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</a>
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</div>
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<div class="method-description">
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<p><a class="source-toggle" href="#"
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onclick="toggleCode('M000221-source');return false;">[Source]</a></p>
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<div class="method-source-code" id="M000221-source">
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<pre>
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<span class="ruby-comment cmt"># File erubis/context.rb, line 47</span>
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<span class="ruby-keyword kw">def</span> <span class="ruby-identifier">keys</span>
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<span class="ruby-keyword kw">return</span> <span class="ruby-identifier">instance_variables</span>.<span class="ruby-identifier">collect</span> { <span class="ruby-operator">|</span><span class="ruby-identifier">name</span><span class="ruby-operator">|</span> <span class="ruby-identifier">name</span>[<span class="ruby-value">1</span><span class="ruby-operator">..</span><span class="ruby-value">-1</span>] }
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<span class="ruby-keyword kw">end</span>
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</pre>
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</div>
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</div>
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</div>
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<div id="method-M000223" class="method-detail">
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<a name="M000223"></a>
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<div class="method-heading">
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<a href="#M000223" class="method-signature">
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<span class="method-name">to_hash</span><span class="method-args">()</span>
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</a>
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</div>
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<div class="method-description">
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<p><a class="source-toggle" href="#"
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onclick="toggleCode('M000223-source');return false;">[Source]</a></p>
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<div class="method-source-code" id="M000223-source">
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<pre>
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<span class="ruby-comment cmt"># File erubis/context.rb, line 59</span>
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<span class="ruby-keyword kw">def</span> <span class="ruby-identifier">to_hash</span>
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<span class="ruby-identifier">hash</span> = {}
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<span class="ruby-keyword kw">self</span>.<span class="ruby-identifier">keys</span>.<span class="ruby-identifier">each</span> { <span class="ruby-operator">|</span><span class="ruby-identifier">key</span><span class="ruby-operator">|</span> <span class="ruby-identifier">hash</span>[<span class="ruby-identifier">key</span>] = <span class="ruby-keyword kw">self</span>[<span class="ruby-identifier">key</span>] }
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<span class="ruby-keyword kw">return</span> <span class="ruby-identifier">hash</span>
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<span class="ruby-keyword kw">end</span>
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</pre>
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</div>
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</div>
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</div>
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<div id="method-M000224" class="method-detail">
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<a name="M000224"></a>
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<div class="method-heading">
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<a href="#M000224" class="method-signature">
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<span class="method-name">update</span><span class="method-args">(context_or_hash)</span>
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</a>
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</div>
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<div class="method-description">
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<p><a class="source-toggle" href="#"
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onclick="toggleCode('M000224-source');return false;">[Source]</a></p>
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<div class="method-source-code" id="M000224-source">
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<pre>
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<span class="ruby-comment cmt"># File erubis/context.rb, line 65</span>
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<span class="ruby-keyword kw">def</span> <span class="ruby-identifier">update</span>(<span class="ruby-identifier">context_or_hash</span>)
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<span class="ruby-identifier">arg</span> = <span class="ruby-identifier">context_or_hash</span>
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<span class="ruby-keyword kw">if</span> <span class="ruby-identifier">arg</span>.<span class="ruby-identifier">is_a?</span>(<span class="ruby-constant">Hash</span>)
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<span class="ruby-identifier">arg</span>.<span class="ruby-identifier">each</span> <span class="ruby-keyword kw">do</span> <span class="ruby-operator">|</span><span class="ruby-identifier">key</span>, <span class="ruby-identifier">val</span><span class="ruby-operator">|</span>
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<span class="ruby-keyword kw">self</span>[<span class="ruby-identifier">key</span>] = <span class="ruby-identifier">val</span>
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<span class="ruby-keyword kw">end</span>
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<span class="ruby-keyword kw">else</span>
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<span class="ruby-identifier">arg</span>.<span class="ruby-identifier">instance_variables</span>.<span class="ruby-identifier">each</span> <span class="ruby-keyword kw">do</span> <span class="ruby-operator">|</span><span class="ruby-identifier">varname</span><span class="ruby-operator">|</span>
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<span class="ruby-identifier">key</span> = <span class="ruby-identifier">varname</span>[<span class="ruby-value">1</span><span class="ruby-operator">..</span><span class="ruby-value">-1</span>]
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<span class="ruby-identifier">val</span> = <span class="ruby-identifier">arg</span>.<span class="ruby-identifier">instance_variable_get</span>(<span class="ruby-identifier">varname</span>)
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<span class="ruby-keyword kw">self</span>[<span class="ruby-identifier">key</span>] = <span class="ruby-identifier">val</span>
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<span class="ruby-keyword kw">end</span>
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<span class="ruby-keyword kw">end</span>
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<span class="ruby-keyword kw">end</span>
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</pre>
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</div>
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</div>
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</div>
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</div>
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</div>
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<div id="validator-badges">
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<p><small><a href="http://validator.w3.org/check/referer">[Validate]</a></small></p>
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</div>
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</body>
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</html>
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