qs(Req :: cowboy_req:req()) -> Qs :: binary()
cowboy_req:qs - URI query string
qs(Req :: cowboy_req:req()) -> Qs :: binary()
Return the query string of the effective request URI.
The query string can also be obtained using pattern matching:
#{qs := Qs} = Req.
The Req object.
The query string is returned as a binary string. It is case sensitive.
2.0: Only the query string is returned, it is no longer wrapped in a tuple.
1.0: Function introduced.
Qs = cowboy_req:qs(Req).