PHP exit () function
Examples
It prints a message and exits the current script:
<?php
$site = "http://www.w3cschool.cc/";
fopen($site,"r")
or exit("Unable to connect to $site");
?>
$site = "http://www.w3cschool.cc/";
fopen($site,"r")
or exit("Unable to connect to $site");
?>
Definition and Usage
exit () function prints a message and exits the current script.
This function is die () alias function.
grammar
exit( message )
参数 | 描述 |
---|---|
message | 必需。规定在退出脚本之前写入的消息或状态号。状态号不会被写入输出。 |
technical details
return value: | No return value. |
---|---|
PHP version: | 4+ |
PHP Misc Reference Manual