README

Mugesh Calculator

A simple and lightweight calculator package for PHP that provides basic arithmetic operations.

Installation

You can install this package via Composer:

composer require mugesh/calculator

Usage

<?php
require_once 'vendor/autoload.php';

use Mugesh\Calculator\Calculator;

$calc = new Calculator();

// Basic operations
echo $calc->add(5, 3);        // 8
echo $calc->subtract(10, 4);  // 6
echo $calc->multiply(6, 7);   // 42
echo $calc->divide(15, 3);    // 5

// Advanced operations
echo $calc->percentage(200, 15);  // 30 (15% of 200)
echo $calc->power(2, 8);          // 256
echo $calc->sqrt(64);             // 8

Available Methods

• add(float $a, float $b): float - Addition
• subtract(float $a, float $b): float - Subtraction
• multiply(float $a, float $b): float - Multiplication
• divide(float $a, float $b): float - Division (throws exception for division by zero)
• percentage(float $value, float $percentage): float - Percentage calculation
• power(float $base, float $exponent): float - Power calculation
• sqrt(float $number): float - Square root (throws exception for negative numbers)

Testing

Run the test suite:

composer test

Or using PHPUnit directly:

vendor/bin/phpunit

Requirements

• PHP 7.4 or higher

License

This package is open-sourced software licensed under the MIT license.