PHP $argv

Introduction

When a PHP script is run from command line, $argv superglobal array contains arguments passed to it. First element in array $argv[0] is always the name of script. This variable is not available if register_argc_argv directive in php.ini is disabled.

$argv

Following script is executed from command line.

Example

<?php
var_dump($argv);
?>

Output

array(1) {
   [0]=>
   string(8) "main.php"
}

In another example as follows, addition of command line arguments is performed

Example

<?php
$add=$argv[1]+$argv[2];
echo "addition = " . $add;
?>

Output

C:\xampp\php>php test1.php 10 20
addition = 30