📄 function.proc-close.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>Close a process opened by proc_open and return the exit code of that process.</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.passthru.html">passthru</a></div> <div class="next" style="text-align: right; float: right;"><a href="function.proc-get-status.html">proc_get_status</a></div> <div class="up"><a href="ref.exec.html">Program execution Functions</a></div> <div class="home"><a href="index.html">PHP Manual</a></div></div><hr /><div id="function.proc-close" class="refentry"> <div class="refnamediv"> <h1 class="refname">proc_close</h1> <p class="verinfo">(PHP 4 >= 4.3.0, PHP 5)</p><p class="refpurpose"><span class="refname">proc_close</span> — <span class="dc-title">Close a process opened by <a href="function.proc-open.html" class="function">proc_open()</a> and return the exit code of that process.</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>proc_close</b></b></span> ( <span class="methodparam"><span class="type">resource</span> <tt class="parameter">$process</tt></span> )</div> <p class="para rdfs-comment"> <b>proc_close()</b> is similar to <a href="function.pclose.html" class="function">pclose()</a> except that it only works on processes opened by <a href="function.proc-open.html" class="function">proc_open()</a>. <b>proc_close()</b> waits for the process to terminate, and returns its exit code. If you have open pipes to that process, you should <a href="function.fclose.html" class="function">fclose()</a> them prior to calling this function in order to avoid a deadlock - the child process may not be able to exit while the pipes are open. </p> </div> <div class="refsect1 parameters"> <h3 class="title">Parameters</h3> <p class="para"> <dl> <dt> <span class="term"><i><tt class="parameter">process</tt></i></span> <dd> <p class="para"> The <a href="function.proc-open.html" class="function">proc_open()</a> <a href="language.types.resource.html" class="type resource">resource</a> that will be closed. </p> </dd> </dt> </dl> </p> </div> <div class="refsect1 returnvalues"> <h3 class="title">Return Values</h3> <p class="para"> Returns the termination status of the process that was run. </p> </div></div><hr /><div style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="function.passthru.html">passthru</a></div> <div class="next" style="text-align: right; float: right;"><a href="function.proc-get-status.html">proc_get_status</a></div> <div class="up"><a href="ref.exec.html">Program execution 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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