AngularJS ng-mousedown Directive Last Updated : 08 Aug, 2022 Suggest changes Share Like Article Like Report The ng-mousedown Directive in AngularJS is used to apply custom behavior when mousedown event occurs on a specific HTML element. It can be used to show a popup alert when the mouse button is pressed down. It is supported by all HTML elements. Syntax: <element ng-mousedown="expression"> Contents... </element> Parameter: expression: When the mouse button is clicked then the expression will be executed.Example 1: This example uses ng-mousedown Directive to set the style of an element after clicking the mouse. HTML <!DOCTYPE html> <html> <head> <script src= "https://ajax.googleapis.com/ajax/libs/angularjs/1.6.9/angular.min.js"> </script> <title>ng-mousedown Directive</title> </head> <body ng-app style="text-align:center"> <h1 style="color:green">GeeksforGeeks</h1> <h2>ng-mousedown Directive</h2> <div> <p ng-mousedown="geek={'color':'green', 'font-size':'larger'}" ng-mouseup="geek={'font-size':''}" ng-style="geek" ng-class="'button'"> Hold mouse click to see effect. </p> </div> </body> </html> Output: Example 2: This example uses the ng-mousedown Directive to display an alert message after clicking the input area. HTML <!DOCTYPE html> <html> <head> <script src= "https://ajax.googleapis.com/ajax/libs/angularjs/1.6.9/angular.min.js"> </script> <title>ng-mousedown Directive</title> </head> <body ng-app="app" style="text-align:center"> <h1 style="color:green">GeeksforGeeks</h1> <h2>ng-mousedown Directive</h2> <div ng-controller="app"> Input: <input type="text" ng-mousedown="alert()" ng-model="click" /> </div> <script> var app = angular.module("app", []); app.controller('app', ['$scope', function ($scope) { $scope.click = 'geeksforgeeks'; $scope.alert = function () { alert($scope.click); } }]); </script> </body> </html> Output: V Vishal Chaudhary 2 Follow Article Tags : Web Technologies AngularJS AngularJS-Directives Explore AngularJS BasicsAngularJS Tutorial 5 min read Introduction to AngularJS 4 min read Angular CLI | Angular Project Setup 3 min read AngularJS Expressions 2 min read AngularJS Modules 3 min read AngularJS ng-model Directive 4 min read AngularJS Data Binding 4 min read AngularJS Controllers 3 min read AngularJS | Scope 2 min read AngularJS Services 4 min read AngularJS | AJAX - $http 3 min read AngularJS | Tables 2 min read AngularJS Select Boxes 2 min read AngularJS SQL 3 min read AngularJS HTML DOM 2 min read AngularJS Events 3 min read AngularJS | Forms 3 min read AngularJS Form Validation 3 min read AngularJS | API 2 min read AngularJS and W3.CSS 2 min read AngularJS Includes 3 min read AngularJS Animations 1 min read AngularJS | Application 3 min read AngularJS DirectivesAngularJS Directives 9 min read AngularJS ng-app Directive 1 min read AngularJS ng-bind Directive 2 min read AngularJS ng-bind-html Directive 2 min read AngularJS ng-bind-template Directive 2 min read AngularJS ng-blur Directive 1 min read AngularJS ng-change Directive 2 min read AngularJS ng-checked Directive 2 min read AngularJS ng-class Directive 2 min read AngularJS ng-class-even Directive 2 min read AngularJS ng-class-odd Directive 2 min read AngularJS ng-click Directive 2 min read AngularJS ng-cloak Directive 2 min read AngularJS ng-controller Directive 2 min read AngularJS Directives Complete Reference 2 min read AngularJS FiltersAngularJS | Filters 7 min read AngularJS currency Filter 2 min read AngularJS | date Filter 2 min read AngularJS filter Filter 3 min read AngularJS json Filter 2 min read AngularJS limitTo Filter 2 min read AngularJS lowercase Filter 1 min read AngularJS number Filter 1 min read AngularJS orderBy Filter 4 min read AngularJs uppercase Filter 1 min read AngularJS Converting FunctionsAngularJS angular.lowercase() Function 2 min read AngularJS angular.uppercase() Function 1 min read AngularJS angular.forEach() Function 1 min read AngularJS Comparing FunctionsAngularJS angular.isArray() Function 2 min read AngularJS angular.isDate() Function 2 min read AngularJS angular.isDefined() Function 2 min read AngularJS angular.isElement() Function 2 min read AngularJS angular.isFunction() Function 2 min read AngularJS angular.isNumber() Function 2 min read AngularJS angular.isObject() Function 2 min read AngularJS | angular.isString() Function 1 min read AngularJS angular.isUndefined() Function 2 min read AngularJS angular.equals() Function 2 min read AngularJS angular.toJson() Function 2 min read AngularJS QuestionsHow to bundle an Angular app for production? 4 min read How to add many functions in one ng-click directive? 2 min read How to directly update a field by using ng-click in AngularJS ? 3 min read How to Add Dynamic Options for Multiple Selects Inside ng-repeat Directive ? 3 min read How to detect when an @Input() value changes in Angular? 3 min read How to open popup using Angular and Bootstrap ? 2 min read How to reload or re-render the entire page using AngularJS? 2 min read How to add input fields dynamically on button click in AngularJS ? 2 min read How to Create Button Dynamically with Click Event in Angular ? 2 min read How to use jQuery in Angular ? 2 min read AngularJS Examples 2 min read My Profile ${profileImgHtml} My Profile Edit Profile My Courses Join Community Transactions Logout Like