exit — Output a message and terminate the current script
Description
voidexit
([ string$status
] )
voidexit
( int$status
)
Terminates execution of the script.
Parameters
status
If status
is a string, this function prints the
status
just before exiting.
If status
is an integer, that
value will also be used as the exit status. Exit statuses should be in
the range 0 to 254, the exit status 255 is reserved by PHP and shall
not be used. The status 0 is used to terminate the program
successfully.
Note:
PHP >= 4.2.0 does NOT print the status
if it is an integer.
Return Values
No value is returned.
Examples
Example #1 exit() example
<?php
$filename = '/path/to/data-file'; $file = fopen($filename, 'r') or exit("unable to open file ($filename)");
?>
Example #2 exit() status example
<?php
//exit program normally exit; exit(); exit(0);
//exit with an error code exit(1); exit(0376); //octal
?>
Notes
Note: Because this is a
language construct and not a function, it cannot be called using
variable functions
Note:
This language construct is equivalent to die().
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