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<?php
declare(strict_types=1);
namespace Phpml\Math;
use Phpml\Exception\InvalidArgumentException;
class Comparison
{
/**
* @param mixed $a
* @param mixed $b
*
* @throws InvalidArgumentException
*/
public static function compare($a, $b, string $operator): bool
{
switch ($operator) {
case '>':
return $a > $b;
case '>=':
return $a >= $b;
case '=':
case '==':
return $a == $b;
case '===':
return $a === $b;
case '<=':
return $a <= $b;
case '<':
return $a < $b;
case '!=':
case '<>':
return $a != $b;
case '!==':
return $a !== $b;
default:
throw new InvalidArgumentException(sprintf('Invalid operator "%s" provided', $operator));
}
}
}