Enabling PHP for Apache server is trivial.
apt-get install php5 libapache2-mod-php5 service apache2 restart
Lets check if PHP really works:
#in main directory for you page create file vim /var/www/example.com/public_html/info.php <?php phpinfo(); ?>
Use browser to check your info.php to confirm that php is up and running on your apache server.
You can always go back to check those steps:
You can always go back and check those posts:
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