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Centos7安装PHP7

https://www.jianshu.com/p/1e23aba0a164

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 # 安装EPEL yum存储库
 yum install epel-release -y
 # 安装Remi存储库
 rpm -Uvh http://rpms.famillecollet.com/enterprise/remi-release-7.rpm

 # 安装 PHP 7.2
 yum --enablerepo=remi-php73 install php
 # 安装 PHP 7.3
 yum --enablerepo=remi-php72 install php
 # 安装 PHP 7.4 
 yum --enablerepo=remi-php74 install php php-zip php-xml