Library for the calculation of simple math expressions without using eval().
The preferred way to install this extension is through composer.
Either run
$ composer require zhuravljov/calc
or add
"zhuravljov/calc": "*"
to the require section of your composer.json file.
$calculator = new \zhuravljov\calc\Calculator();
$calculator->calc('2 + 2 * 2'); // 6
$calculator->calc('(2 + 2) * 2'); // 8
$calculator->calc('(2 + 2'); // CalcExceptionAvailable operations +, -, * and /.