<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <html> <head> <meta http-equiv="content-type" content="text/html; charset=UTF-8"> <title>This method updates an entry in the hash with a new value</title> </head> <body><div class="manualnavbar" style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="quickhashstringinthash.set.html">QuickHashStringIntHash::set</a></div> <div class="next" style="text-align: right; float: right;"><a href="class.quickhashintstringhash.html">QuickHashIntStringHash</a></div> <div class="up"><a href="class.quickhashstringinthash.html">QuickHashStringIntHash</a></div> <div class="home"><a href="index.html">PHP Manual</a></div> </div><hr /><div id="quickhashstringinthash.update" class="refentry"> <div class="refnamediv"> <h1 class="refname">QuickHashStringIntHash::update</h1> <p class="verinfo">(No version information available, might only be in SVN)</p><p class="refpurpose"><span class="refname">QuickHashStringIntHash::update</span> — <span class="dc-title">This method updates an entry in the hash with a new value</span></p> </div> <div class="refsect1 description" id="refsect1-quickhashstringinthash.update-description"> <h3 class="title">Description</h3> <div class="methodsynopsis dc-description"> <span class="modifier">public</span> <span class="type">bool</span> <span class="methodname"><strong>QuickHashStringIntHash::update</strong></span> ( <span class="methodparam"><span class="type">string</span> <code class="parameter">$key</code></span> , <span class="methodparam"><span class="type">int</span> <code class="parameter">$value</code></span> )</div> <p class="para rdfs-comment"> This method updates an entry with a new value, and returns whether the entry was update. If there are duplicate keys, only the first found element will get an updated value. Use QuickHashStringIntHash::CHECK_FOR_DUPES during hash creation to prevent duplicate keys from being part of the hash. </p> </div> <div class="refsect1 parameters" id="refsect1-quickhashstringinthash.update-parameters"> <h3 class="title">Parameters</h3> <p class="para"> <dl> <dt> <span class="term"><em><code class="parameter">key</code></em></span> <dd> <p class="para"> The key of the entry to add. </p> </dd> </dt> <dt> <span class="term"><em><code class="parameter">value</code></em></span> <dd> <p class="para"> The new value for the entry. If a non-string is passed, it will be converted to a string automatically if possible. </p> </dd> </dt> </dl> </p> </div> <div class="refsect1 returnvalues" id="refsect1-quickhashstringinthash.update-returnvalues"> <h3 class="title">Return Values</h3> <p class="para"> <strong><code>TRUE</code></strong> when the entry was found and updated, and <strong><code>FALSE</code></strong> if the entry was not part of the hash already. </p> </div> <div class="refsect1 examples" id="refsect1-quickhashstringinthash.update-examples"> <h3 class="title">Examples</h3> <p class="para"> <div class="example" id="example-5164"> <p><strong>Example #1 <span class="function"><strong>QuickHashStringIntHash::update()</strong></span> example</strong></p> <div class="example-contents"> <div class="phpcode"><code><span style="color: #000000"> <span style="color: #0000BB"><?php<br />$hash </span><span style="color: #007700">= new </span><span style="color: #0000BB">QuickHashStringIntHash</span><span style="color: #007700">( </span><span style="color: #0000BB">1024 </span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">$hash</span><span style="color: #007700">-></span><span style="color: #0000BB">add</span><span style="color: #007700">( </span><span style="color: #DD0000">'six'</span><span style="color: #007700">, </span><span style="color: #0000BB">314159265 </span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$hash</span><span style="color: #007700">-></span><span style="color: #0000BB">add</span><span style="color: #007700">( </span><span style="color: #DD0000">"a lot"</span><span style="color: #007700">, </span><span style="color: #0000BB">314159265 </span><span style="color: #007700">);<br /><br />echo </span><span style="color: #0000BB">$hash</span><span style="color: #007700">-></span><span style="color: #0000BB">get</span><span style="color: #007700">( </span><span style="color: #DD0000">'six' </span><span style="color: #007700">), </span><span style="color: #DD0000">"\n"</span><span style="color: #007700">;<br />echo </span><span style="color: #0000BB">$hash</span><span style="color: #007700">-></span><span style="color: #0000BB">get</span><span style="color: #007700">( </span><span style="color: #DD0000">'a lot' </span><span style="color: #007700">), </span><span style="color: #DD0000">"\n"</span><span style="color: #007700">;<br /><br /></span><span style="color: #0000BB">var_dump</span><span style="color: #007700">( </span><span style="color: #0000BB">$hash</span><span style="color: #007700">-></span><span style="color: #0000BB">update</span><span style="color: #007700">( </span><span style="color: #DD0000">'a lot'</span><span style="color: #007700">, </span><span style="color: #0000BB">314159266 </span><span style="color: #007700">) ); <br /></span><span style="color: #0000BB">var_dump</span><span style="color: #007700">( </span><span style="color: #0000BB">$hash</span><span style="color: #007700">-></span><span style="color: #0000BB">update</span><span style="color: #007700">( </span><span style="color: #DD0000">"a lot plus one"</span><span style="color: #007700">, </span><span style="color: #0000BB">314159999 </span><span style="color: #007700">) );<br /><br />echo </span><span style="color: #0000BB">$hash</span><span style="color: #007700">-></span><span style="color: #0000BB">get</span><span style="color: #007700">( </span><span style="color: #DD0000">'six' </span><span style="color: #007700">), </span><span style="color: #DD0000">"\n"</span><span style="color: #007700">;<br />echo </span><span style="color: #0000BB">$hash</span><span style="color: #007700">-></span><span style="color: #0000BB">get</span><span style="color: #007700">( </span><span style="color: #DD0000">'a lot' </span><span style="color: #007700">), </span><span style="color: #DD0000">"\n"</span><span style="color: #007700">;<br /></span><span style="color: #0000BB">?></span> </span> </code></div> </div> <div class="example-contents"><p>The above example will output something similar to:</p></div> <div class="example-contents screen"> <div class="cdata"><pre> 314159265 314159265 bool(true) bool(false) 314159265 314159266 </pre></div> </div> </div> </p> </div> </div><hr /><div class="manualnavbar" style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="quickhashstringinthash.set.html">QuickHashStringIntHash::set</a></div> <div class="next" style="text-align: right; float: right;"><a href="class.quickhashintstringhash.html">QuickHashIntStringHash</a></div> <div class="up"><a href="class.quickhashstringinthash.html">QuickHashStringIntHash</a></div> <div class="home"><a href="index.html">PHP Manual</a></div> </div></body></html>