function.mhash-count.html
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"><html> <head> <title>Get the highest available hash id</title> <meta http-equiv="content-type" content="text/html; charset=UTF-8"> </head> <body><div style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="ref.mhash.html">Mhash Functions</a></div> <div class="next" style="text-align: right; float: right;"><a href="function.mhash-get-block-size.html">mhash_get_block_size</a></div> <div class="up"><a href="ref.mhash.html">Mhash Functions</a></div> <div class="home"><a href="index.html">PHP Manual</a></div></div><hr /><div id="function.mhash-count" class="refentry"> <div class="refnamediv"> <h1 class="refname">mhash_count</h1> <p class="verinfo">(PHP 4, PHP 5)</p><p class="refpurpose"><span class="refname">mhash_count</span> — <span class="dc-title">Get the highest available hash id</span></p> </div> <div class="refsect1 description"> <h3 class="title">Description</h3> <div class="methodsynopsis dc-description"> <span class="type">int</span> <span class="methodname"><b><b>mhash_count</b></b></span> ( <span class="methodparam">void</span> )</div> <p class="para rdfs-comment"> Gets the highest available hash id. </p> </div> <div class="refsect1 returnvalues"> <h3 class="title">Return Values</h3> <p class="para"> Returns the highest available hash id. Hashes are numbered from 0 to this hash id. </p> </div> <div class="refsect1 examples"> <h3 class="title">Examples</h3> <p class="para"> <div class="example"> <p><b>Example #1 Traversing all hashes</b></p> <div class="example-contents"><div class="phpcode"><code><span style="color: #000000"><span style="color: #0000BB"><?php<br /><br />$nr </span><span style="color: #007700">= </span><span style="color: #0000BB">mhash_count</span><span style="color: #007700">();<br /><br />for (</span><span style="color: #0000BB">$i </span><span style="color: #007700">= </span><span style="color: #0000BB">0</span><span style="color: #007700">; </span><span style="color: #0000BB">$i </span><span style="color: #007700"><= </span><span style="color: #0000BB">$nr</span><span style="color: #007700">; </span><span style="color: #0000BB">$i</span><span style="color: #007700">++) {<br /> echo </span><span style="color: #0000BB">sprintf</span><span style="color: #007700">(</span><span style="color: #DD0000">"The blocksize of %s is %d\n"</span><span style="color: #007700">,<br /> </span><span style="color: #0000BB">mhash_get_hash_name</span><span style="color: #007700">(</span><span style="color: #0000BB">$i</span><span style="color: #007700">),<br /> </span><span style="color: #0000BB">mhash_get_block_size</span><span style="color: #007700">(</span><span style="color: #0000BB">$i</span><span style="color: #007700">));<br />}<br /></span><span style="color: #0000BB">?></span></span></code></div> </div> </div> </p> </div></div><hr /><div style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="ref.mhash.html">Mhash Functions</a></div> <div class="next" style="text-align: right; float: right;"><a href="function.mhash-get-block-size.html">mhash_get_block_size</a></div> <div class="up"><a href="ref.mhash.html">Mhash Functions</a></div> <div class="home"><a href="index.html">PHP Manual</a></div></div></body></html>⌨️ 快捷键说明
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