AngularJS | angular.isNumber() Function

Last Updated : 12 Apr, 2019

The angular.isNumber() function in AngularJS is used to determine the parameter inside isNumber function is a number or not. It returns true if the reference is a number otherwise returns false.

Syntax:

angular.isNumber( value )

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

Example: This example uses angular.isNumber() function to determine the given input is number or not.

<!DOCTYPE html>
<html>
    <head>
        <title>angular.isNumber()</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.isNumber()</h2>
  
        <div ng-controller="geek">
            <b>Input1: </b> 
            <span><code>
                    123 
            </code></span>
              
            <br>
              
            <b>IsNumber: </b>{{isNumber1}}<br /><br><br>
            <b>Input2: </b> 
            <code>
                "geeksforgeeks"
            </code>
            <br>
            <b>IsNumber:</b> {{isNumber2}}
        </div>
          
        <!-- Script to uses angular.isNumber() Function -->
        <script>
            var app = angular.module("app", []);
            app.controller('geek', ['$scope', function ($scope) {
                var obj1 = 123;
                var obj2 = "geeksforgeeks";
                $scope.isNumber1 = angular.isNumber(obj1);
                $scope.isNumber2 = angular.isNumber(obj2);
            }]);
        </script>
    </body>
</html>                    

Output:
isNumber

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