req.params.room code example
Example 1: req.params req.query
req.params contains route parameters (in the path portion of the URL),
and req.query contains the URL query parameters (after the ? in the URL).
You can also use req.param(name) to look up a parameter in both places (as well as req.body),
Example 2: req.params
params. An object containing parameter values parsed from the URL path. For example if you have the route /user/:name , then the "name" from the URL path wil be available as req.params.name .