centos怎么安装php扩展

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

yum install epel-release

rpm -ivh http://rpms.famillecollet.com/enterprise/remi-release-7.rpm

yum list --enablerepo=remi --enablerepo=remi-php56 | grep php

yum install --enablerepo=remi --enablerepo=remi-php56 php php-opcache php-devel php-mbstring php-mcrypt php-mysqlnd php-phpunit-PHPUnit php-pecl-xdebug php-pecl-xhprof

php --version

yum install --enablerepo=remi --enablerepo=remi-php56 php-fpm