What is Exit() and Die() Function

Exit() :-

   exit — Output a message and terminate the current script

<?php

                $site = "http://www.google.com/";

                fopen($site,"r")

                or exit("Unable to connect to $site"); 

?>

Definition and Usage : 

The exit() function prints a message and exits the current script.

This function is an alias of the die() function.

Syntax :- 

          exit(message);  ,

         exit ([string $status ] ); ,

        exit ( int $status );

                                      Die() :-

die — Equivalent to exit()

Description:

- This language construct is equivalent to exit(). 

<?php

                $site = "http://www.google.com/";

                fopen($site,"r")

                or die("Unable to connect to $site"); 

?>

This function is an alias of the exit() function.