First you can follow how to pass param of URL-How to pass URL param in Laravel?
You have to go to routes folder of Laravel then web.php and in web.php you have to create routes to the page you want. Here i have created route for page youtube.
Then go to rosource and then view and then youtube page and on youtube page type the syntax as shown in image below
Now go the the local browser and type localhost/peter (NOTE here peter is parameter you can add your own parameter)