String Calculator Symfony4 Bundle
- install symfony4 https://symfony.com/doc/current/setup
- install strcalc via composer
$ composer require eshumeyko/strcalc
...
use eshumeyko\StrcalcBundle\Calculator;
...
$infix = "1 + 2 / 4 - 9 * (1 - 7/3.5)^2";
$calculator = new Calculator();
$result = $calculator->calc($infix);
// -7.5
...