API via PHP web page

I've been at this for days and still am really no closer to a solution. I've installed the googleads-php-lib via Composer onto a server and am (sort of) able to get data via command line and the example files, but I can't find any examples of how to turn this into a web application... and when

Web page API data example

I've been at this for days and still am really no closer to a solution. I've installed the googleads-php-lib via Composer onto a server and am (sort of) able to get data via command line and the example files, but I can't find any examples of how to turn this into a web application... and when

Webpage from API

I've been at this for days and still am really no closer to a solution. I've installed the googleads-php-lib via Composer onto a server and am (sort of) able to get data via command line and the example files, but I can't find any examples of how to turn this into a web application... and when