Using a combination of PHP and MySQL functions, you can query an online database for numerical values, add them together and display the results on your Web page. You have to use the functions in ...

You might then generate links to the full post by passing the ID result on to the URL using the $_POST function in PHP. For more information, consult your PHP and mySQL manuals.

When I run this php script, i get this: (redhat 8.0)Fatal error: Call to undefined function: mysql_connect () in ...