This package is abandoned and no longer maintained. The author suggests using the league/period package instead.

Time range API for PHP

5.2.1 2023-02-25 09:54 UTC


Author Latest Version Software License Build Total Downloads

Period is PHP's missing time range API. This package covers all basic operations regarding time ranges.


  • Represents Interval and Bounds as immutable value objects or enumeration
  • Exposes named constructors to ease instantiation
  • Covers all basic manipulations related to time range
  • Enables working with simple or complex time ranges logic
  • Fully documented
  • Framework-agnostic


Full documentation can be found at

System Requirements

You need PHP >= 8.1.0 but the latest stable version of PHP is recommended.


Install Period using Composer.

$ composer require league/period

or download the library and:

  • use any other PSR-4 compatible autoloader.
  • use the bundle autoloader script as shown below:
require 'path/to/period/repo/autoload.php';

use League\Period\Datepoint;

//returns [2012-05-01, 2012-06-01)

where path/to/period/repo represents the path where the library was extracted.


Period has:

  • a PHPUnit test suite
  • a code analysis compliance test suite using PHPStan.
  • a coding style compliance test suite using PHP CS Fixer.

To run the tests, run the following command from the project folder.

$ composer test


Contributions are welcome and will be fully credited. Please see CONTRIBUTING and CONDUCT for details.


If you discover any security related issues, please email instead of using the issue tracker.


Please see CHANGELOG for more information on what has changed recently.



The MIT License (MIT). Please see LICENSE for more information.