<!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>Determines if the current functions return value will be used</title> </head> <body><div class="manualnavbar" style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="function.runkit-method-rename.html">runkit_method_rename</a></div> <div class="next" style="text-align: right; float: right;"><a href="function.runkit-sandbox-output-handler.html">runkit_sandbox_output_handler</a></div> <div class="up"><a href="ref.runkit.html">runkit Functions</a></div> <div class="home"><a href="index.html">PHP Manual</a></div> </div><hr /><div id="function.runkit-return-value-used" class="refentry"> <div class="refnamediv"> <h1 class="refname">runkit_return_value_used</h1> <p class="verinfo">(PECL runkit >= 0.8.0)</p><p class="refpurpose"><span class="refname">runkit_return_value_used</span> — <span class="dc-title">Determines if the current functions return value will be used</span></p> </div> <div class="refsect1 description" id="refsect1-function.runkit-return-value-used-description"> <h3 class="title">Description</h3> <div class="methodsynopsis dc-description"> <span class="type">bool</span> <span class="methodname"><strong>runkit_return_value_used</strong></span> ( <span class="methodparam">void</span> )</div> </div> <div class="refsect1 returnvalues" id="refsect1-function.runkit-return-value-used-returnvalues"> <h3 class="title">Return Values</h3> <p class="para"> Returns <strong><code>TRUE</code></strong> if the function's return value is used by the calling scope, otherwise <strong><code>FALSE</code></strong> </p> </div> <div class="refsect1 examples" id="refsect1-function.runkit-return-value-used-examples"> <h3 class="title">Examples</h3> <p class="para"> <div class="example" id="example-544"> <p><strong>Example #1 <span class="function"><strong>runkit_return_value_used()</strong></span> example</strong></p> <div class="example-contents"> <div class="phpcode"><code><span style="color: #000000"> <span style="color: #0000BB"><?php<br /></span><span style="color: #007700">function </span><span style="color: #0000BB">foo</span><span style="color: #007700">() {<br /> </span><span style="color: #0000BB">var_dump</span><span style="color: #007700">(</span><span style="color: #0000BB">runkit_return_value_used</span><span style="color: #007700">());<br />}<br /><br /></span><span style="color: #0000BB">foo</span><span style="color: #007700">();<br /></span><span style="color: #0000BB">$f </span><span style="color: #007700">= </span><span style="color: #0000BB">foo</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:</p></div> <div class="example-contents screen"> <div class="cdata"><pre> bool(false) bool(true) </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="function.runkit-method-rename.html">runkit_method_rename</a></div> <div class="next" style="text-align: right; float: right;"><a href="function.runkit-sandbox-output-handler.html">runkit_sandbox_output_handler</a></div> <div class="up"><a href="ref.runkit.html">runkit Functions</a></div> <div class="home"><a href="index.html">PHP Manual</a></div> </div></body></html>