OS:CentOs 7

1.查看当前 PHP 版本

[root@disconf zbox]# php -v

PHP 5.4.16 (cli) (built: Apr 12 2018 19:02:01) 

Copyright (c) 1997-2013 The PHP Group

Zend Engine v2.4.0, Copyright (c) 1998-2013 Zend Technologies

2.查看当前 PHP 相关的安装包，删除之

yum list installed | grep php

yum remove php

yum remove php-*

3.更换 RPM 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

4.安装新的版本

yum install -y php71w php71w-cli php71w-common php71w-devel php71w-embedded php71w-fpm php71w-gd php71w-mbstring php71w-mysqlnd php71w-opcache php71w-pdo php71w-xml php71w-ldap php71w-mcrypt

5.再次检查版本

[root@disconf zbox]# php -v

PHP 7.1.27 (cli) (built: Mar 10 2019 16:23:55) ( NTS )

Copyright (c) 1997-2018 The PHP Group

Zend Engine v3.1.0, Copyright (c) 1998-2018 Zend Technologies

with Zend OPcache v7.1.27, Copyright (c) 1999-2018, by Zend Technologies

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