Example: PHP Program to Calculate the Power of a Number using For loop

C
C++
C#
Java
Python
PHP

<?php
// PHP Program to Calculate the Power of a Number using For loop

$b = 8;
$x = 5;
$r = 1;
// b - To store base number
// x - To store exponent number
// r - To store result value

for ($i = $x; $i > 0; $i--) {
    $r *= $b;
}

echo "The calculation of the power of N number is {$b}^{$x} = {$r}";

?>