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101 lines
3.7 KiB
HTML
101 lines
3.7 KiB
HTML
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
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<html>
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<head>
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<meta http-equiv="content-type" content="text/html; charset=UTF-8">
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<title>Get process group id for job control</title>
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</head>
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<body class="docs"><div id="layout">
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<div id="layout-content"><div id="function.posix-getpgid" class="refentry">
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<div class="refnamediv">
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<h1 class="refname">posix_getpgid</h1>
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<p class="verinfo">(PHP 4, PHP 5, PHP 7)</p><p class="refpurpose"><span class="refname">posix_getpgid</span> — <span class="dc-title">Get process group id for job control</span></p>
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</div>
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<div class="refsect1 description" id="refsect1-function.posix-getpgid-description">
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<h3 class="title">说明</h3>
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<div class="methodsynopsis dc-description">
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<span class="methodname"><strong>posix_getpgid</strong></span>
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( <span class="methodparam"><span class="type">int</span> <code class="parameter">$pid</code></span>
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) : <span class="type">int</span></div>
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<p class="para rdfs-comment">
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Returns the process group identifier of the process
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<code class="parameter">pid</code> 或者在失败时返回 <strong><code>FALSE</code></strong>.
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</p>
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</div>
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<div class="refsect1 parameters" id="refsect1-function.posix-getpgid-parameters">
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<h3 class="title">参数</h3>
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<p class="para">
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<dl>
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<dt>
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<code class="parameter">pid</code></dt>
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<dd>
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<p class="para">
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The process id.
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</p>
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</dd>
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</dl>
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</p>
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</div>
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<div class="refsect1 returnvalues" id="refsect1-function.posix-getpgid-returnvalues">
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<h3 class="title">返回值</h3>
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<p class="para">
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Returns the identifier, as an <span class="type"><a href="language.types.integer.html" class="type integer">integer</a></span>.
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</p>
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</div>
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<div class="refsect1 examples" id="refsect1-function.posix-getpgid-examples">
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<h3 class="title">范例</h3>
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<p class="para">
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<div class="example" id="example-4342">
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<p><strong>Example #1 Example use of <span class="function"><strong>posix_getpgid()</strong></span></strong></p>
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<div class="example-contents">
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<div class="phpcode"><pre><span style="color: #000000">
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<span style="color: #0000BB"><?php<br />$pid </span><span style="color: #007700">= </span><span style="color: #0000BB">posix_getppid</span><span style="color: #007700">();<br />echo </span><span style="color: #0000BB">posix_getpgid</span><span style="color: #007700">(</span><span style="color: #0000BB">$pid</span><span style="color: #007700">); </span><span style="color: #FF8000">//35<br /></span><span style="color: #0000BB">?></span>
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</span>
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</pre></div>
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</div>
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</div>
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</p>
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</div>
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<div class="refsect1 notes" id="refsect1-function.posix-getpgid-notes">
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<h3 class="title">注释</h3>
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<blockquote class="note"><p><strong class="note">Note</strong>:
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<p class="para">
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This is a not POSIX function, but is common on BSD and System V
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systems. If the system does not support this function, then it
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will not be included at compile time. This may be checked with
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<span class="function"><a href="function_exists.html" class="function">function_exists()</a></span>.
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</p>
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</p></blockquote>
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</div>
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<div class="refsect1 seealso" id="refsect1-function.posix-getpgid-seealso">
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<h3 class="title">参见</h3>
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<p class="para">
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<ul class="simplelist">
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<li class="member"><span class="function"><a href="posix_getppid.html" class="function" rel="rdfs-seeAlso">posix_getppid()</a> - Return the parent process identifier</span></li>
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<li class="member">man page SETPGID(2)</li>
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</ul>
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</p>
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</div>
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</div></div></div></body></html> |