$watch() Function using Angular Example

Today, We want to share with you $watch() Function using Angular Example.In this post we will show you How to use $watch() function in angularjs with example, hear for Angularjs watch variable changes example we will give you demo and example for implement.In this post, we will learn about angularjs prevent watch from firing with an example.

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$watch() Function using Angular Example

There are the Following The simple About Angularjs $scope.$watch function Full Information With Example and source code.

As I will cover this Post with live Working example to develop Angularjs $watch() central function example, so the $scope.$watch is not a function is used for this example is following below.

AngularJS $watch() Function Example

Angular is a platform for building mobile & desktop web Based user friendly and light weight applications.Angular,It’s TypeScript-based open-source Angularjs web application framework.


<!DOCTYPE html>
AngularJs $watch() Function with Example - https://www.pakainfo.com/
<script src="https://ajax.googleapis.com/ajax/libs/angularjs/1.4.8/angular.min.js"></script>
<script type="text/javascript">
var angularTutorialApp = angular.module('watchModule', []);
angularTutorialApp.controller('watchController', function ($scope) {
$scope.count = -1;
$scope.$watch('txtval', function (newval, oldval) {
$scope.count = $scope.count + 1;
<div ng-app="watchModule" ng-controller="watchController">
<h2>AngularJS $watch() Function Example</h2>
Enter Text:<input type="text" ng-model="txtval" /><br /><br />
<span style="color:Red">No. of Times $watch() Function Fired: {{count}}</span>

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