1、添加PHP的yum软件仓库

sudo rpm -Uvh https://mirror.webtatic.com/yum/el6/latest.rpm

2、安装PHP相关软件，执行过程中全部选择yes即可

sudo yum install PHP71w.x86_64 PHP71w-cli.x86_64 PHP71w-common.x86_64 PHP71w-gd.x86_64 PHP71w-ldap.x86_64 PHP71w-mbstring.x86_64 PHP71w-mcrypt.x86_64 PHP71w-MysqL.x86_64 PHP71w-pdo.x86_64

3、安装PHP71-fpm

sudo yum install PHP71w-fpm.x86_64

等待安装完成输入PHP -version查看PHP版本