AngularJS window.open not working

Question

Hi,
I have one hrelink on click of that calling to MVC controller and get some URL and that url i am catch on client side controller  and pass to window.open('http://www.c-sharpcorner.com/1/302/angularjs.aspx') so alongwith my localhost url bind,means some third party url not opening.


Note:This is error
http://localhost:64913/"http://www.c-sharpcorner.com/1/302/angularjs.aspx".

like in controller:

$scope.CheckUrl = function () {

         debugger;

         $http.get("/Demo/GetUrl").success(function (responseData) {

             debugger;

           $scope.URLs= responseData;

           window.open($scope.URLs)

         });

         //$window.absUrl = $scope.URLs;

        

        

    }

guys if anyone know this issue please let me know