composer global require laravel/installer
laravel new blog

After Installing Composer
composer create-project laravel/laravel myproject
//for authentication using jetstream etc.
composer require laravel/jetstream
//set database in .env file
php artisan migrate
php artisan serve

// Create project !! REMEBER TO CD INTO THE DIRECTORY YOU WANT HE PROJECT !!
composer create-project laravel/laravel your-project-name && cd your-project-name
// install composer and npm and generte artisan key
composer install && npm install && php artisan key:generate
// serve project
php artisan serve

composer create-project laravel/laravel example-app
This will install with the latest version of laravel

composer create-project laravel/laravel {directory} 4.2 --prefer-dist
or
laravel new "name"

{"tags":[{"tag":"p","content":"Create new laravel project "}]}