Angular 1 - get current URL parameters

Question

I want to extract data from current URL and use it in controller. For example I have this url:

app.dev/backend/surveys/2

Bits t

Answer 1

ex: url/:id

var sample= app.controller('sample', function ($scope, $routeParams) {
  $scope.init = function () {
    var qa_id = $routeParams.qa_id;
  }
});