Centos下Yum安装PHP5.5，5.6，7.0

检查当前安装的PHP包

yum list installed | grep php

yum remove php.x86_64 php-cli.x86_64 php-common.x86_64 php-gd.x86_64 php-ldap.x86_64 php-mbstring.x86_64 php-mcrypt.x86_64 php-mysql.x86_64 php-pdo.x86_64

安装拓展源

Centos 5.X
rpm -Uvh http://mirror.webtatic.com/yum/el5/latest.rpm 
CentOs 6.x
rpm -Uvh http://mirror.webtatic.com/yum/el6/latest.rpm 
CentOs 7.X
rpm -Uvh https://mirror.webtatic.com/yum/el7/epel-release.rpm rpm -Uvh https://mirror.webtatic.com/yum/el7/webtatic-release.rpm

rpm -qa | grep webstatic
rpm -e  上面搜索到的包即可

yum安装

5.5版本
yum install php55w.x86_64 php55w-cli.x86_64 php55w-common.x86_64 php55w-gd.x86_64 php55w-ldap.x86_64 php55w-mbstring.x86_64 php55w-mcrypt.x86_64 php55w-mysql.x86_64 php55w-pdo.x86_64
注：如果想升级到5.6把上面的55w换成56w就可以了。

5.6 版本
yum install php56w.x86_64 php56w-cli.x86_64 php56w-common.x86_64 php56w-gd.x86_64 php56w-ldap.x86_64 php56w-mbstring.x86_64 php56w-mcrypt.x86_64 php56w-mysql.x86_64 php56w-pdo.x86_64

7 版本
yum install php70w.x86_64 php70w-cli.x86_64 php70w-common.x86_64 php70w-gd.x86_64 php70w-ldap.x86_64 php70w-mbstring.x86_64 php70w-mcrypt.x86_64 php70w-mysql.x86_64 php70w-pdo.x86_64

安装PHP-FPM

yum install php55w-fpm

yum install php56w-fpm

yum install php70w-fpm

centos 7 安装 nginx 1.2

/etc/yum.repos.d/nginx.repo

[nginx]
name=nginx repo
baseurl=http://nginx.org/packages/centos/7/$basearch/
gpgcheck=0
enabled=1