##1.下载lavavel 4.2.11
$ composer create-project laravel/laravel project-name ~4.2.0 --prefer-dist $ composer install
##2. 其余步骤类似 Deploy Laravel 5 to Heroku
##1.下载lavavel 4.2.11
$ composer create-project laravel/laravel project-name ~4.2.0 --prefer-dist $ composer install
##2. 其余步骤类似 Deploy Laravel 5 to Heroku