README

• Version: v1.0.0
• Date: May 08 2019
• Release notes
• GitHub repository

A collection of functions for handling bitwise flags

Installation

This library is installed via Composer. To install, use composer require pointybeard/helpers-functions-flags or add "pointybeard/helpers-functions-flags": "~1.0" to your composer.json file.

And run composer to update your dependencies:

$ curl -s http://getcomposer.org/installer | php
$ php composer.phar update

Requirements

There are no particuar requirements for this library other than PHP 5.6 or greater.

To include all the PHP Helpers packages on your project, use composer require pointybeard/helpers or add "pointybeard/helpers": "~1.0" to your composer file.

Usage

This library is a collection convenience function for common tasks relating to bitwise flags. They are included by the vendor autoloader automatically. The functions have a namespace of pointybeard\Helpers\Functions\Flags

The following functions are provided:

• is_flag_set(int $flags, int $flag)

Example usage:

<?php

include __DIR__ . '/vendor/autoload.php';

use pointybeard\Helpers\Functions\Flags;

const FLAG_A = 0x0001;
const FLAG_B = 0x0002;
const FLAG_C = 0x0004;

$flags = FLAG_B | FLAG_C;

var_dump(Flags\is_flag_set($flags, FLAG_C));
// bool(true)

var_dump(Flags\is_flag_set($flags, FLAG_A));
// bool(false)

Support

If you believe you have found a bug, please report it using the GitHub issue tracker, or better yet, fork the library and submit a pull request.

Contributing

We encourage you to contribute to this project. Please check out the Contributing documentation for guidelines about how to get involved.

License

"PHP Helpers: Flag Functions" is released under the MIT License.