WARNING: You are browsing the documentation for Symfony 4.1 which is not maintained anymore. Consider upgrading your projects to Symfony 4.3.

The Symfony Polyfill / PHP 5.6 Component

4.1 version

Maintained

3.4 4.2 4.3 current 4.4 master

Unmaintained

2.8 4.0

The Symfony Polyfill / PHP 5.6 Component
- Installation
- Usage
  - Provided Constants
  - Provided Functions

The Symfony Polyfill / PHP 5.6 Component¶

This component provides some PHP 5.6 features to applications using earlier PHP versions.

Installation¶

1	$ composer require symfony/polyfill-php56

Alternatively, you can clone the https://github.com/symfony/polyfill-php56 repository.

Note

If you install this component outside of a Symfony application, you must require the vendor/autoload.php file in your code to enable the class autoloading mechanism provided by Composer. Read this article for more details.

Usage¶

Once this component is installed in your application, you can use the following constants and functions, no matter if your PHP version is earlier than PHP 5.6.

Provided Constants¶

LDAP_ESCAPE_FILTER (value = 1)
LDAP_ESCAPE_DN (value = 2)

Provided Functions¶

hash_equals
ldap_escape

This work, including the code samples, is licensed under a Creative Commons BY-SA 3.0 license.