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PHP - Manual: pcntl_errno - 互联网笔记

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PHP官方手册 - 互联网笔记

PHP - Manual: pcntl_errno

2025-06-05

pcntl_errno

(PHP 5 >= 5.3.4, PHP 7, PHP 8)

pcntl_errno别名 pcntl_get_last_error()

说明

此函数是该函数的别名: pcntl_get_last_error()

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用户贡献的备注 1 note

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renmengyang567 at gmail dot com
5 years ago
<explain>
This example installs an alarm signal, but the callback function does not exist,This will set the last error. Then we will print out the last error.

<?php
set_error_handler
(function(){});
pcntl_signal(SIGALRM,'sig_handler',false);
print
'Your error returned was (Code):'.pcntl_get_last_error().PHP_EOL;
print
'Your error info:'.pcntl_strerror(pcntl_get_last_error()).PHP_EOL;

官方地址:https://www.php.net/manual/en/function.pcntl-errno.php

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