<!doctype html> <html ng-app> <head> <title>TEST</title> <script src="angular.js"></script> </head> <body> <div ng-init="qty=1;cost=2"> <b>Invoice:</b> <div> Quantity: <input type="number" ng-model="qty" required > </div> <div> Costs: <input type="number" ng-model="cost" required > </div> <div> <b>Total:</b> {{qty * cost | currency}} </div> </div> </body> </html>
