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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>Finds whether a variable is a native binary string</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="function.is-array.html">is_array</a></div> <div class="next" style="text-align: right; float: right;"><a href="function.is-bool.html">is_bool</a></div> <div class="up"><a href="ref.var.html">Variable handling Functions</a></div> <div class="home"><a href="index.html">PHP Manual</a></div></div><hr /><div id="function.is-binary" class="refentry"> <div class="refnamediv"> <h1 class="refname">is_binary</h1> <p class="verinfo">(No version information available, might be only in CVS)</p><p class="refpurpose"><span class="refname">is_binary</span> — <span class="dc-title">Finds whether a variable is a native binary string</span></p> </div> <div class="refsect1 description"> <h3 class="title">Description</h3> <div class="methodsynopsis dc-description"> <span class="type">bool</span> <span class="methodname"><b><b>is_binary</b></b></span> ( <span class="methodparam"><span class="type"><a href="language.pseudo-types.html#language.types.mixed" class="type mixed">mixed</a></span> <tt class="parameter">$var</tt></span> )</div> <p class="para rdfs-comment"> Finds whether the given variable is a native <span class="type binary">binary</span> string. </p> </div> <div class="refsect1 parameters"> <h3 class="title">Parameters</h3> <p class="para"> <dl> <dt> <span class="term"><i><tt class="parameter">var</tt></i></span> <dd> <p class="para"> The variable being evaluated. </p> </dd> </dt> </dl> </p> </div> <div class="refsect1 returnvalues"> <h3 class="title">Return Values</h3> <p class="para"> Returns <b><tt>TRUE</tt></b> if <i><tt class="parameter">var</tt></i> is a native <span class="type binary">binary</span> string, <b><tt>FALSE</tt></b> otherwise. </p> </div> <div class="refsect1 seealso"> <h3 class="title">See Also</h3> <p class="para"> <ul class="simplelist"> <li class="member"><a href="function.is-buffer.html" class="function" rel="rdfs-seeAlso">is_buffer()</a></li> <li class="member"><a href="function.is-string.html" class="function" rel="rdfs-seeAlso">is_string()</a></li> <li class="member"><a href="function.is-unicode.html" class="function" rel="rdfs-seeAlso">is_unicode()</a></li> </ul> </p> </div></div><hr /><div style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="function.is-array.html">is_array</a></div> <div class="next" style="text-align: right; float: right;"><a href="function.is-bool.html">is_bool</a></div> <div class="up"><a href="ref.var.html">Variable handling Functions</a></div> <div class="home"><a href="index.html">PHP Manual</a></div></div></body></html>?? 快捷鍵說明
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