How to clear or stop timeInterval in angularjs?

Question

I am making a demo in which I am fetching data from the server after regular intervals of time using $interval Now I need to stop/cancel this.

How I can

Answer 1

var promise = $interval(function(){
    if($location.path() == '/landing'){
        $rootScope.$emit('testData',"test");
        $interval.cancel(promise);
    }
},2000);