1.进入终端后查看php版本 php -v 输出如下: PHP 5.4.35 (cli) (built: Nov 14 2014 07:04:10) Copyright (c) 1997-2014 The PHP Group Zend Engine v2.6.0, Copyright (c) 1998-2015 Zend Technologies with Zend OPcache v7.0.4-dev, Copyright (c) 1999-2015, by Zend Technologies 2.执行下面的命令升级软件仓库 rpm -Uvh https://mirro