下面由composer教程欄目帶大家介紹composer更新指定包||composer 常用命令，希望對(duì)需要的朋友有所幫助！

命令如下：

composer list 顯示所有命令 composer show 顯示所有包信息 composer install 在 composer.json 配置中添加依賴庫(kù)之后運(yùn)行此命令安裝 composer create-project laravel/laravel Laravel –prefer-dist “5.1.*” 創(chuàng)建項(xiàng)目 composer search packagename 搜索包 composer update 更新所有包 composer update monolog/monolog 更新指定包 composer remove monolog/monolog 移除指定的包 composer require monolog/monolog 添加指定包 composer require monolog/monolog:1.19 添加指定包和版本 composer require monolog/monolog=1.19 composer require monolog/monolog 1.19