PHP 7.0 on CentOS/RHEL 6.9 and 7.4 via Yum

CentOS/RHEL 7.x:

yum install epel-release
rpm -Uvh https://mirror.webtatic.com/yum/el7/webtatic-release.rpm

CentOS/RHEL 6.x:

yum install epel-release
rpm -Uvh https://mirror.webtatic.com/yum/el6/latest.rpm

Now you can install PHP 7.0’s mod_php SAPI (along with an opcode cache) by doing:

yum install php70w php70w-opcache

You can alternatively install PHP 7.0’s php-fpm SAPI (along with an opcode cache by doing:

yum install php70w-fpm php70w-opcache