zhuravljov/calc

Library for the calculation of simple math expressions

Calculator

Library for the calculation of simple math expressions without using eval()., _(*1)

Installation

The preferred way to install this extension is through composer., _(*2)

Either run, _(*3)

$ composer require zhuravljov/calc

or add, _(*4)

"zhuravljov/calc": "*"

to the require section of your composer.json file., _(*5)

Usage

$calculator = new \zhuravljov\calc\Calculator();
$calculator->calc('2 + 2 * 2'); // 6
$calculator->calc('(2 + 2) * 2'); // 8
$calculator->calc('(2 + 2'); // CalcException

Available operations +, -, * and /., _(*6)