AngularJS | ng-show Directive

Last Updated : 28 Mar, 2019

The ng-show Directive in AngluarJS is used to show or hide the specified HTML element. If given expression in ng-show attribute is true then the HTML element will display otherwise it hide the HTML element. It is supported by all HTML elements.

Syntax:

<element ng-show="expression"> Contents... </element>

Example 1: This example uses ng-show Directive to display the HTML element after checked the checkbox.

<!DOCTYPE html> 
<html> 
  
<head> 
    <title>ng-show Directive</title> 
      
    <script src= 
"https://ajax.googleapis.com/ajax/libs/angularjs/1.6.9/angular.min.js"> 
    </script> 
</head> 
  
<body> 
    <div ng-app="app" ng-controller="geek"> 
          
        <h1 style="color:green">GeeksforGeeks</h1> 
        <h2>ng-show Directive</h2> 
          
        <input id="chshow" type="checkbox" ng-model="show" /> 
          
        <label for="chshow"> 
            Show Paragraph 
        </label> 
          
        <p ng-show="show" style="background: green; color: white;  
                font-size: 14px; width:35%; padding: 10px;"> 
            Show this paragraph using ng-show 
        </p> 
    </div> 
      
    <script> 
        var myapp = angular.module("app", []); 
        myapp.controller("geek", function ($scope) { 
            $scope.show = false; 
        }); 
    </script> 
</body> 
  
</html>                     

Output:
Before checked the checkbox:
ngshow
After checked the checkbox:
ngshow

Example 2: This example uses ng-show Directive to display entered number is multiple of 5 or not.

<!DOCTYPE html> 
<html> 
      
<head> 
    <title>ng-show Directive</title> 
      
    <script src= 
"https://ajax.googleapis.com/ajax/libs/angularjs/1.6.9/angular.min.js"> 
    </script> 
</head> 
  
<body ng-app="app" style="text-align:center"> 
    <div ng-controller="geek" ng-init="val=0"> 
        <h1 style="color:green">GeeksforGeeks</h1> 
        <h2>ng-show Directive</h2> 
          
        Enter a number: 
        <input type="text" ng-model="val" ng-keyup="check(val)"> 
  
        <div ng-hide="show"> 
            <h3> 
                The number is multiple of 5 
            </h3> 
        </div> 
          
        <div ng-show="show"> 
            <h3> 
                The number is not a multiple of 5 
            </h3> 
        </div> 
    </div> 
      
    <script> 
        var app = angular.module("app", []); 
        app.controller('geek', ['$scope', function ($scope) { 
            $scope.check = function (val) { 
                $scope.show = val % 5 == 0 ? false : true; 
            }; 
        }]); 
    </script> 
</body> 
  
</html>                     

Output:
ngshow

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