centos 6.8 yum安装 PHP 5.6

1. rpm -Uvh http://ftp.iij.ad.jp/pub/linux/fedora/epel/6/x86_64/epel-release-6-8.noarch.rpm
2. rpm -Uvh http://rpms.famillecollet.com/enterprise/remi-release-6.rpm

1. yum install --enablerepo=remi --enablerepo=remi-php56 php php-bcmath php-opcache php-devel php-mbstring php-mcrypt 
2. php-mysqlnd  php-gd  php-xml php-memcache php-redis  php-fpm  php-mysql php-common php-mssql