WARNING: You are browsing the documentation for Symfony 4.0 which is not maintained anymore. Consider upgrading your projects to Symfony 4.3.

You are browsing the Symfony 4.0 documentation, which changes significantly from Symfony 3.x. If your app doesn't use Symfony 4.0 yet, browse the Symfony 3.4 documentation.

The Symfony Polyfill / Mbstring Component

4.0 version

Maintained

3.4 4.3 current 4.4 5.0 master

Unmaintained

2.8 4.1 4.2

The Symfony Polyfill / Mbstring Component
- Installation
- Usage
  - Provided Constants
  - Provided Functions

The Symfony Polyfill / Mbstring Component¶

This component provides a partial, native PHP implementation for the mbstring PHP extension.

Installation¶

1	$ composer require symfony/polyfill-mbstring

Alternatively, you can clone the https://github.com/symfony/polyfill-mbstring 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 the PHP mbstring extension is installed or not in your server.

Provided Constants¶

MB_CASE_UPPER (value = 0)
MB_CASE_LOWER (value = 1)
MB_CASE_TITLE (value = 2)

Provided Functions¶

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