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74 lines
2.9 KiB
HTML
74 lines
2.9 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>Return a number upper than zero if there are pending events</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.inotify-queue-len" class="refentry">
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<div class="refnamediv">
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<h1 class="refname">inotify_queue_len</h1>
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<p class="verinfo">(PECL inotify >= 0.1.2)</p><p class="refpurpose"><span class="refname">inotify_queue_len</span> — <span class="dc-title">Return a number upper than zero if there are pending events</span></p>
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</div>
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<div class="refsect1 description" id="refsect1-function.inotify-queue-len-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>inotify_queue_len</strong></span>
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( <span class="methodparam"><span class="type">resource</span> <code class="parameter">$inotify_instance</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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This function allows to know if <span class="function"><a href="inotify_read.html" class="function">inotify_read()</a></span> will block or not.
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If a number upper than zero is returned, there are pending events and
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<span class="function"><a href="inotify_read.html" class="function">inotify_read()</a></span> will not block.
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</p>
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</div>
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<div class="refsect1 parameters" id="refsect1-function.inotify-queue-len-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">inotify_instance</code></dt>
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<dd>
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<p class="para">
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<span class="function"><a href="inotify_init.html" class="function">inotify_init()</a></span>返回的资源
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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.inotify-queue-len-returnvalues">
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<h3 class="title">返回值</h3>
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<p class="para">
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Returns a number upper than zero if there are pending events.
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</p>
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</div>
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<div class="refsect1 seealso" id="refsect1-function.inotify-queue-len-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="inotify_init.html" class="function" rel="rdfs-seeAlso">inotify_init()</a> - Initialize an inotify instance</span></li>
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<li class="member"><span class="function"><a href="stream_select.html" class="function" rel="rdfs-seeAlso">stream_select()</a> - Runs the equivalent of the select() system call on the given
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arrays of streams with a timeout specified by tv_sec and tv_usec</span></li>
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<li class="member"><span class="function"><a href="stream_set_blocking.html" class="function" rel="rdfs-seeAlso">stream_set_blocking()</a> - 为资源流设置阻塞或者阻塞模式</span></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> |