抛出异常如下:
failed to open stream: Permission denied
https://packagist.phpcomposer.com could not be fully loaded, package information was loaded from the local cache and may be out of date
解决办法:
sudo chown -R $USER ~/.composer/
php composer.phar 抛出异常
原文地址:https://blog.51cto.com/13238147/2385686