Upgrade RH/CentOS from PHP 5 to PHP 7.

rh_centos_php5_to_php7.txt

REF: https://doc.owncloud.org/server/10.0/admin_manual/upgrading/upgrade_php.html

yum install rh-php70 rh-php70-php rh-php70-php-gd rh-php70-php-mbstring rh-php70-php-mysqlnd rh-php70-php-intl rh-php70-php-ldap

cp /opt/rh/rh-php70/enable /etc/profile.d/rh-php70.sh 
source /opt/rh/rh-php70/enable

mv /etc/httpd/conf.d/php.conf /etc/httpd/conf.d/php56.off
mv /etc/httpd/conf.modules.d/10-php.conf /etc/httpd/conf.modules.d/10-php56.off

cp /opt/rh/httpd24/root/etc/httpd/conf.d/rh-php70-php.conf /etc/httpd/conf.d/
cp /opt/rh/httpd24/root/etc/httpd/conf.modules.d/15-rh-php70-php.conf /etc/httpd/conf.modules.d/
cp /opt/rh/httpd24/root/etc/httpd/modules/librh-php70-php7.so /etc/httpd/modules/

systemctl restart httpd