标签：composer cal usr install 14.04 com sudo logs log
curl -sS https://getcomposer.org/installer | php
/usr/bin/php composer.phar --version
sudo mv composer.phar /usr/local/bin/composer
composer -version
标签：composer cal usr install 14.04 com sudo logs log
原文地址：http://www.cnblogs.com/spectrelb/p/6856281.html
