<?xml version="1.0" encoding="iso-8859-1"?> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en"> <head> <title>Module: Enumerable</title> <meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1" /> <meta http-equiv="Content-Script-Type" content="text/javascript" /> <link rel="stylesheet" href=".././rdoc-style.css" type="text/css" media="screen" /> <script type="text/javascript"> // <![CDATA[ function popupCode( url ) { window.open(url, "Code", "resizable=yes,scrollbars=yes,toolbar=no,status=no,height=150,width=400") } function toggleCode( id ) { if ( document.getElementById ) elem = document.getElementById( id ); else if ( document.all ) elem = eval( "document.all." + id ); else return false; elemStyle = elem.style; if ( elemStyle.display != "block" ) { elemStyle.display = "block" } else { elemStyle.display = "none" } return true; } // Make codeblocks hidden by default document.writeln( "<style type=\"text/css\">div.method-source-code { display: none }</style>" ) // ]]> </script> </head> <body> <div id="classHeader"> <table class="header-table"> <tr class="top-aligned-row"> <td><strong>Module</strong></td> <td class="class-name-in-header">Enumerable</td> </tr> <tr class="top-aligned-row"> <td><strong>In:</strong></td> <td> <a href="../files/lib/hash_fix_rb.html"> lib/hash_fix.rb </a> <br /> <a href="../files/lib/mime-types-1_16/setup_rb.html"> lib/mime-types-1.16/setup.rb </a> <br /> </td> </tr> </table> </div> <!-- banner header --> <div id="bodyContent"> <div id="contextContent"> </div> <div id="method-list"> <h3 class="section-bar">Methods</h3> <div class="name-list"> <a href="#M000256">dups</a> </div> </div> </div> <!-- if includes --> <div id="section"> <div id="aliases-list"> <h3 class="section-bar">External Aliases</h3> <div class="name-list"> <table summary="aliases"> <tr class="top-aligned-row context-row"> <td class="context-item-name">collect</td> <td>-></td> <td class="context-item-value">map</td> </tr> </table> </div> </div> <!-- if method_list --> <div id="methods"> <h3 class="section-bar">Public Instance methods</h3> <div id="method-M000256" class="method-detail"> <a name="M000256"></a> <div class="method-heading"> <a href="#M000256" class="method-signature"> <span class="method-name">dups</span><span class="method-args">()</span> </a> </div> <div class="method-description"> <p><a class="source-toggle" href="#" onclick="toggleCode('M000256-source');return false;">[Source]</a></p> <div class="method-source-code" id="M000256-source"> <pre> <span class="ruby-comment cmt"># File lib/hash_fix.rb, line 34</span> <span class="ruby-keyword kw">def</span> <span class="ruby-identifier">dups</span> <span class="ruby-identifier">inject</span>({}) {<span class="ruby-operator">|</span><span class="ruby-identifier">h</span>,<span class="ruby-identifier">v</span><span class="ruby-operator">|</span> <span class="ruby-identifier">h</span>[<span class="ruby-identifier">v</span>]=<span class="ruby-identifier">h</span>[<span class="ruby-identifier">v</span>].<span class="ruby-identifier">to_i</span><span class="ruby-operator">+</span><span class="ruby-value">1</span>; <span class="ruby-identifier">h</span>}.<span class="ruby-identifier">reject</span>{<span class="ruby-operator">|</span><span class="ruby-identifier">k</span>,<span class="ruby-identifier">v</span><span class="ruby-operator">|</span> <span class="ruby-identifier">v</span><span class="ruby-operator">==</span><span class="ruby-value">1</span>}.<span class="ruby-identifier">keys</span> <span class="ruby-keyword kw">end</span> </pre> </div> </div> </div> </div> </div> <div id="validator-badges"> <p><small><a href="http://validator.w3.org/check/referer">[Validate]</a></small></p> </div> </body> </html>