CentOS7安装php5.5

CentOS7 默认的是php5.4版本。

1. 首先查看原来的版本
   

   # rpm -qa | grep php  
   php-mysql-5.4.16-43.el7_4.x86_64
   php-xml-5.4.16-43.el7_4.x86_64
   php-mbstring-5.4.16-43.el7_4.x86_64
   php-fpm-5.4.16-43.el7_4.x86_64
   php-pecl-igbinary-1.2.1-1.el7.x86_64
   php-cli-5.4.16-43.el7_4.x86_64
   php-gd-5.4.16-43.el7_4.x86_64
   php-pecl-redis-2.2.8-1.el7.x86_64
   php-pear-1.9.4-21.el7.noarch
   php-devel-5.4.16-43.el7_4.x86_64
   php-pecl-memcache-3.0.8-4.el7.x86_64
   php-phpiredis-1.0.0-2.el7.x86_64
   php-process-5.4.16-43.el7_4.x86_64
   php-pdo-5.4.16-43.el7_4.x86_64
   php-common-5.4.16-43.el7_4.x86_64
   php-pecl-xdebug-2.2.7-1.el7.x86_64
   
2. 安装SCL源
   

   yum install centos-release-scl

3. 安装
   

   yum install php55-php-mysql php55-php-xml php55-php-mbstring php55-php-fpm  php55-php-cli php55-php-gd php55-php-pear php55-php-devel php55-php-pecl-memcache  php55-php-process php55-php-pdo php55-php-common php55-php-pecl-xdebug

4. 启动
   

   systemctl start php55-php-fpm.service