Symfony Polyfill / Php54
========================

This component provides functions unavailable in releases prior to PHP 5.4:

- [`trait_exists`](https://php.net/trait_exists)
- [`class_uses`](https://php.net/class_uses)
- [`hex2bin`](https://php.net/hex2bin)
- [`session_register_shutdown`](https://php.net/session_register_shutdown)

More information can be found in the
[main Polyfill README](https://github.com/symfony/polyfill/blob/master/README.md).

License
=======

This library is released under the [MIT license](LICENSE).
