centos7重装PHP7.11、在centos7中先切换yum安装源rpm -Uvh https://dl.fedoraproject.org/pub/epel/epel-release-latest-7.noarch.rpmrpm -Uvh https://mirror.webtatic.com/yum/el7/webtatic-release.rpm以上如出错则可尝试下面的,yum install epel-release -yrpm -Uvh https://mirror.webtatic.com/yum/el7/webtatic-release.rpm更新完成后为防止冲突,先删除可能存在的php包yum -y remove php*2、安装PHPyum install -y php71w3、安装PHP依赖yum install -y php71w-fpm php71w-opcache php71w-cli php71w-gd php71w-imap php71w-mysqlnd php71w-mbstring php71w-mcrypt php71w-pdo php71w-pecl-apcu php71w-pecl-mongodb php71w-pecl-redis php71w-pgsql php71w-xml php71w-xmlrpc php71w-devel mod_php71w安装完成后可查看PHP版本信息
php -v4、将mysql与php关联(须在已经安装完MySQL的前提下)yum -y install php-mysql --skip-broken