Custom pow() function in php

powfunctions

function raiseToPower($base,$exponent)
{
    // multiply the base to itself exponent number of times
    $result=1;
    for($i=1;$i<=$exponent;$i++)
    {
      $result = $result * $base;  
    }
    return $result;
}

echo raiseToPower(3,3); 
//Output 27