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<!DOCTYPE html> <html> <script src="https://ajax.googleapis.com/ajax/libs/angularjs/1.6.9/angular.min.js"></script> <body ng-app="myNoteApp" ng-controller="myNoteCtrl"> <h2>My Note</h2> <textarea ng-model="message" cols="40" rows="10"></textarea> <p> <button ng-click="save()">Save</button> <button ng-click="clear()">Clear</button> </p> <p>Number of characters left: <span ng-bind="left()"></span></p> <script> var app = angular.module("myNoteApp", []); app.controller("myNoteCtrl", function($scope) { $scope.message = ""; $scope.left = function() { return 100 - $scope.message.length; }; $scope.clear = function() { $scope.message = ""; }; $scope.save = function() { alert("Note Saved"); }; }); </script> </body> </html>
