Question

Create a function that calculates and returns the value of a number raised to a given power:

• 2^{8 = 256}
• 3^{4 = 81}

 

Answer 1

My function solution:

<?php

$number = readline();
$power = readline();

echo calculatePower($number, $power);

function calculatePower($n, $p) {

    $newNumber = 1;
    for ($i = 0; $i < $p; $i++) {
        $newNumber *= $n;
    }

    return $newNumber;
}