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<?php
/*
* This file is part of Hashids.
*
* (c) Ivan Akimov <ivan@barreleye.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Hashids;
/**
* This is the math class.
*
* @author Vincent Klaiber <hello@vinkla.com>
*/
class Math
{
/**
* Add two arbitrary precision numbers.
*
* @param int $a
* @param int $b
*
* @return int
*/
public static function add($a, $b)
{
if (function_exists('gmp_add')) {
return gmp_intval(gmp_add($a, $b));
}
return intval(bcadd($a, $b));
}
/**
* Divide two arbitrary precision numbers.
*
* @param int $a
* @param int $b
*
* @return int
*/
public static function divide($a, $b)
{
if (function_exists('gmp_div_q')) {
return gmp_intval(gmp_div_q($a, $b));
}
return intval(bcdiv($a, $b));
}
/**
* Raise number into power.
*
* @param int $base
* @param int $exp
*
* @return int
*/
public static function pow($base, $exp)
{
if (function_exists('gmp_pow')) {
return gmp_intval(gmp_pow($base, $exp));
}
return pow($base, $exp);
}
}