Find The Cube Of A Number In PHP

This Program Is About How To Find Cube Of Given Number In PHP.

PHP CODE FILE

<?php

echo"<h2> 2 cube of no <h2>";
function cube($a)

{
$cube=$a*$a*$a;
return $cube;
}
$x=5;
$ans=cube($x);
echo"cube is:".$ans;


?>