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AngularJS | angular.equals() Function
  • Last Updated : 16 Apr, 2019

The angular.equals() Function in AngularJS is used to compare two objects or two values whether these are same or not. If the two values are same, it returns TRUE else it will return FALSE.

Syntax:

angular.equals(val1, val2)

Where val1 and val2 are the values or the objects to be compared.
Return Value: Returns TRUE or FALSE

Example 1:




<html>
<head>
 <script src=
 "//ajax.googleapis.com/ajax/libs/angularjs/1.3.2/angular.min.js">
 </script>
 <title>angular.equals()</title>
 </head>
  
<body ng-app="app" style="text-align:Center">
  <h1 style="color:green">GeeksforGeeks</h1>
  <h2>angular.equals()</h2>
  
<div ng-controller="geek">
  Input A: <input type="number" ng-model="val1" ng-change="check()" />
  <br /><br>
  Input B: <input type="number" ng-model="val2" ng-change="check()" />
  <br /><br>
  {{msg}}
</div>
  
  <script>
  var app = angular.module("app", []);
  app.controller('geek', ['$scope', function ($scope) {
    $scope.val1 = 0;
    $scope.val2 = 0;
    $scope.check = function () {
      if (angular.equals($scope.val1, $scope.val2))
        $scope.msg = "Input values are equal.";
      else
        $scope.msg = "Input values are not equal.";
      }
    }]);
  
</script>
</body>
</html>

Output:
Before Input:
equals
After Input:
equals

Example 2:




<html>
<head>
 <script src=
 "//ajax.googleapis.com/ajax/libs/angularjs/1.3.2/angular.min.js">
 </script>
 <title>angular.equals()</title>
 </head>
  
 <body ng-app="app" style="text-align:Center">
   <h1 style="color:green">GeeksforGeeks</h1>
   <h2>angular.equals()</h2>
  
<body ng-app="app">
 <div ng-controller="geek">
    Password: <br>
    <input type="password" ng-model="pass" />
    <br><br>
    Confirm  Password: <br>
    <input type="password" ng-model="PASS" ng-change="match()" /><br />
    <p ng-show="isMatch" style="color:green">Password matched</p>
    <p ng-hide="isMatch || PASS==null" style="color:red">
     Password does not match</p>
  </div>
  
<script>
  var app = angular.module("app", []);
  app.controller('geek', ['$scope', function ($scope) {
   $scope.match = function () {
   $scope.isMatch = angular.equals($scope.pass, $scope.PASS);
}
}]);
     
</script>
</body>
</html>

Output:
Initially:
equals
Incorrect Input:
equals
Correct Input:
equals




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