PHP die() Function
Definition and Usage
The die() function outputs a message and exits the current script.
This function is exit() Alias of the function.
Syntax
die(status)
| Parameters | Description |
|---|---|
| status | Required. Specifies the message or status number to be written before exiting the script. The status number is not written to the output. |
Description
If status It is a string, then the function will output the string before exiting.
If status It is an integer, this value will be used as the exit status. The exit status value is between 0 and 254. Exit status 255 is reserved by PHP and will not be used. Status 0 is used to successfully terminate the program.
Tips and Comments
Note:If the PHP version number is greater than or equal to 4.2.0, then in status It will not output the parameter if it is an integer.
Example
<?php
$site = "http://www.codew3c.com/";
fopen($site,"r")
or die("Unable to connect to $site");
?>
