安装composer命令行工具#下载curl-sShttps://getcomposer.org/installer|php#移动重命名mvcomposer.phar/usr/local/bin/composer实例运行记录：bogon:~zhoumengkang$curl-sShttps://getcomposer.org/installer|phpAllsettingscorrectforusingComposerDownloading...Composer(version1.6.4)successfullyinstalledto:/Users/zhoumengkang/composer.phar使用它：phpcomposer.pharbogon:~zhoumengkang$mvcomposer.phar/usr/local/bin/composer使用镜像因为访问国外比较慢，可以使用阿里云提供的镜像https://developer.aliyun.com/...。composerconfig-grepo.packagistcomposerhttps://mirrors.aliyun.com/composer/原理是修改home目录下的./.composer/config.json实例运行记录：bogon:~zhoumengkang$composerconfig-grepo.packagistcomposerhttps://mirrors.aliyun.com/composer/bogon:~zhoumengkang$cd.composer/bogon:.composerzhoumengkang$lsauth.jsoncacert.pem缓存config.jsonkeys.dev.pubkeys.tags.pubbogon:.composerzhoumengkang$catconfig.json{"config":{},"repositories":{"packagist":{"type":"composer","url":"https://mirrors.aliyun.com/composer/"}}}bogon:.composerzhoumengkang$pwd/Users/zhoumengkang/.composer在项目中用来读取原文如何在项目中使用：https://developer.aliyun.com/...
