AngularJS Basic ng mousemove Simple Example

2021-07-07 06:13:17
OfStack

AngularJS ng-mousemove Directive

AngularJS instance

Executes an expression when the mouse pointer moves over an element:


<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<script src="http://apps.bdimg.com/libs/angular.js/1.4.6/angular.min.js"></script>
</head>
<body ng-app="">

<div ng-mousemove="count = count + 1" ng-init="count=0"> Move the mouse around me !</div>

<h1>{{count}}</h1>

<p>
 This instance is displayed in the mouse from the  DIV  Evaluate the variable when moving on the element  "count"  Will automatically add  1 . </p>

</body>
</html>

Definition and usage

The ng-mousemove instructions are used to tell AngularJS what to do when the mouse moves over an HTML element.

The ng-mousemove instruction does not override the element's native onmousemove event, and when the event is triggered, both the ng-mousemove expression and the native onmousemove event are executed.

Grammar

< element ng-mousemove="expression" > < /element >

All HTML elements support this instruction.

Parameter value

值	描述
expression	鼠标在元素上移动时执行的表达式。

The above is to AngularJS ng-mousemove instruction of the basic knowledge of data collation, follow-up to continue to supplement!