What are the PHP operators “?” and “:” called and what do they do?

Question

What are the ? and : operators in PHP?

For example:

(($request_type == \'SSL\') ? HTTPS_SERVER : HTTP_SERVER)

Answer 1

This works like an if statement it's very simple and easy once you get used to it. (conditions_expressions) ? what_to_do_if_true : what_to_do_if_false.