Program execution Functions
PHP Manual

shell_exec

(PHP 4, PHP 5)

shell_execExecute command via shell and return the complete output as a string

Description

string shell_exec ( string $cmd )

This function is identical to the backtick operator.

Parameters

cmd

The command that will be executed.

Return Values

The output from the executed command or NULL if an error occurred.

Examples

Example #1 A shell_exec() example

<?php
$output 
shell_exec('ls -lart');
echo 
"<pre>$output</pre>";
?>

Notes

Note:

This function is disabled when PHP is running in safe mode.

See Also


Program execution Functions
PHP Manual