array ( 0 => 'index.php', 1 => 'PHP Manual', ), 'head' => array ( 0 => 'UTF-8', 1 => 'zh', ), 'this' => array ( 0 => 'function.pcntl-signal-dispatch.php', 1 => 'pcntl_signal_dispatch', ), 'up' => array ( 0 => 'ref.pcntl.php', 1 => 'PCNTL 函数', ), 'prev' => array ( 0 => 'function.pcntl-setpriority.php', 1 => 'pcntl_setpriority', ), 'next' => array ( 0 => 'function.pcntl-signal-get-handler.php', 1 => 'pcntl_signal_get_handler', ), 'alternatives' => array ( ), 'source' => array ( 'lang' => 'zh', 'path' => 'reference/pcntl/functions/pcntl-signal-dispatch.xml', ), ); $setup["toc"] = $TOC; $setup["toc_deprecated"] = $TOC_DEPRECATED; $setup["parents"] = $PARENTS; manual_setup($setup); ?>
(PHP 5 >= 5.3.0, PHP 7, PHP 8)
pcntl_signal_dispatch — 调用等待信号的处理程序
此函数没有参数。
示例 #1 pcntl_signal_dispatch() 示例
<?php
echo "安装信号处理程序...\n";
pcntl_signal(SIGHUP, function($signo) {
echo "信号处理程序被调用\n";
});
echo "为自己生成SIGHUP信号...\n";
posix_kill(posix_getpid(), SIGHUP);
echo "分发...\n";
pcntl_signal_dispatch();
echo "完成\n";
?>
以上示例的输出类似于:
安装信号处理程序... 为自己生成SIGHUP信号... 分发... 信号处理程序被调用 完成