A PHP library for representing and manipulating collections.

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A PHP library for representing and manipulating collections.

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ramsey/collection is a PHP library for representing and manipulating collections.

Much inspiration for this library came from the Java Collections Framework.

This project adheres to a code of conduct. By participating in this project and its community, you are expected to uphold this code.


Install this package as a dependency using Composer.

composer require ramsey/collection


Examples of how to use this library may be found in the Wiki pages.


Contributions are welcome! To contribute, please familiarize yourself with CONTRIBUTING.md.

Coordinated Disclosure

Keeping user information safe and secure is a top priority, and we welcome the contribution of external security researchers. If you believe you've found a security issue in software that is maintained in this repository, please read SECURITY.md for instructions on submitting a vulnerability report.

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Copyright and License

The ramsey/collection library is copyright © Ben Ramsey and licensed for use under the terms of the MIT License (MIT). Please see LICENSE for more information.