division #!/usr/bin/php # Author : Jeffrin # jeffrin@rocketmail.com # License GNU GPL V3 # usage : php subtraction.php <?php $f=’1′; $s=’1′; echo $f – $s ; echo “\n”; ?> output Like $./divide.php # Author : Jeffrin # jeffrin@rocketmail.com # License GNU GPL V3 # usage : php divide.php 1 $