AngularJS angular.isDate() Function

Last Updated : 06 Sep, 2022

The angular.isDate() function in AngularJS is used to determine whether the value of the date is valid or not. It returns true if the reference is a date else false.

Syntax:

angular.isDate( value );

Parameters: This function accepts a single parameter:

value: It stores the data object.

Return Value: It returns true if the value passed is a date else return false.

Example 1: This example uses angular.isDate() function to determine the value of the date is valid or not.

HTML

<!DOCTYPE html>
<html>

<head>
    <title>angular.isDate() function</title>
    <script src=
"//ajax.googleapis.com/ajax/libs/angularjs/1.3.2/angular.min.js">
    </script>
</head>

<body ng-app="app" style="text-align:center">
    <h1 style="color:green">GeeksforGeeks</h1>
    <h2>angular.isDate()</h2>
    <div ng-controller="geek">
        <b>Date:</b> {{ date }}<br>
        <br> isDate: {{isDate}}
    </div>
    <script>
        var app = angular.module("app", []);
        app.controller('geek', ['$scope', function($scope) {
            $scope.date = new Date;
            $scope.isDate = angular.isDate($scope.date)
        }]);
    </script>
</body>
</html>

Output:

Example 2: This example uses angular.isDate() function in AngularJS by specifying the different date format..

HTML

<!DOCTYPE html>
<html>

<head>
    <title>angular.isDate() function</title>
    <script src=
"//ajax.googleapis.com/ajax/libs/angularjs/1.3.2/angular.min.js">
    </script>
</head>

<body ng-app="app" 
      style="text-align: center">
    <h1 style="color: green">GeeksforGeeks</h1>
    <h2>angular.isDate()</h2>
    <div ng-controller="geek">
        <b>Date:</b> 
        {{ date | date : " MMM dd, yyyy, hh:mm:ss "}}
        <br /><br />
        isDate: {{isDate}} 
    </div>
    
    <script>
        var app = angular.module('app', []);
        app.controller('geek', ['$scope',
            function($scope) {
                $scope.date = new Date();
                $scope.isDate = angular.isDate($scope.date);
            },
        ]);
    </script>
</body>
</html>