禾场官网 建置 安装php套件管理工具 视窗 下载,并执行安装 验证安装 composer -V Mac / Linux 下载composer安装档 php -r " copy('', 'composer-setup.php'); " 使用SHA-384来验证安装档是否正确 php -r " if (hash_file('sha384', 'composer-setup.php') === '756890a4488ce9024fc62c56153228907f1545c228516cbf63f885e036d37e9a59d27d63f46af1d4d07ee0f76181c7d3') { echo 'Installer verified'; } else { echo 'Installer corrupt'; unl