composer require “軟件包:版本號” ,例如:
composer require "illuminate/redis:5.5.*"
composer require "predis/predis:^1.1"
composer require "foo/bar:1.0.0"
composer require "illuminate/redis:5.5.*"
composer require "predis/predis:^1.1"
composer require "foo/bar:1.0.0"