### Composer php -r "copy('https://getcomposer.org/installer', 'composer-setup.php');" php -r "if (hash_file('sha384', 'composer-setup.php') === '93b54496392c062774670ac18b134c3b3a95e5a5e5c8f1a9f115f203b75bf9a129d5daa8ba6a13e2cc8a1da0806388a8') { echo 'Installer verified'; } else { echo 'Installer corrupt'; unlink('composer-setup.php'); } echo PHP_EOL;" php composer-setup.php php -r "unlink('composer-setup.php');" [windows](https://getcomposer.org/Composer-Setup.exe) 安装到指定目录 php composer-setup.php --install-dir=bin Laravel 安装 composer global require laravel/installer composer install composer 国内镜像 composer config -g repo.packagist composer https://packagist.phpcomposer.com