example code for Router with Parameter

[bobwatcherx]

give me example how to get parameter
example from url here http://localhost:5000/#/about/dqwqwdq

value params is dqwqwdq

and add to docs for that

[bobwatcherx]

Traceback (most recent call last):
File http://localhost:5000/#/about/dqwqwdq/__main__ line 1, in
import app
File app, line 13
parameter_value = self.$route.params.get(parameter_name)
^
SyntaxError: invalid syntax (unknown token [$])