Composer

Requiring Commands

Add PHP packages to your project with specific version constraints, platform requirements, and stability flags.

7 commands

Pro Tips

Use caret (^) constraints for semver-compatible updates

Commands

Require package

$ composer require vendor/package

Add and install a package.

Require dev package

$ composer require --dev phpunit/phpunit

Add development dependency.

Require with version

$ composer require vendor/package:^2.0

Require with version constraint.

Require exact version

$ composer require vendor/package:2.1.3

Require an exact package version.

Global require

$ composer global require friendsofphp/php-cs-fixer

Install a package globally.

Remove package

$ composer remove vendor/package

Remove a package and its deps.

Require with prefer stable

$ composer require vendor/package --prefer-stable

Prefer stable releases when adding.