Installing Composer

Warning: You are browsing the documentation for Symfony 2.5, which is no longer maintained.

Read the updated version of this page for Symfony 6.1 (the current stable version).

Composer is the package manager used by modern PHP applications and the recommended way to install Symfony2.

Install Composer on Linux and Mac OS X

To install Composer on Linux or Mac OS X, execute the following two commands:

        1
2
        $ curl -sS https://getcomposer.org/installer | php
$ sudo mv composer.phar /usr/local/bin/composer
    

Note

If you don't have curl installed, you can also just download the installer file manually at http://getcomposer.org/installer and then run:

        1
2
        $ php installer
$ sudo mv composer.phar /usr/local/bin/composer
    

Download the installer from getcomposer.org/download, execute it and follow the instructions.

You can read more about Composer in its documentation.

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