Js integrate with html

Not getting I am creating one js file but how to integrate that file in my html and I dont have app.js file too …
I have included script also but nothing

Please put yourself in the position of somebody trying to help you. What information would you want?

in html I kept like this …

<script src="https://ajax.googleapis.com/ajax/libs/angularjs/1.4.8/angular.min.js"></script>
<script src="home.js"></script>
<ion-content padding class="ion-content-data" ng-controller="MainCtrl" ng-app="app">

in js


console msg not getting print