onmouseenter Event
Example
Execute JavaScript when the mouse pointer moves over an image:
<img onmouseenter="bigImg(this)" src="smiley.gif" alt="Smiley">
Click "Try it" in the following more examples to see more demonstrations.
Definition and Usage
The onmouseenter event is triggered when the mouse pointer moves over an element.
Tip: This event is often used together with the onmouseleave event, which is triggered when the mouse pointer leaves the element.
Tip: The onmouseenter event is similar to the onmouseover event. The only difference is that the onmouseenter event does not bubble.
Browser Support
The numbers in the table specify the first browser version that supports the event.
| Event | Chrome | IE | Firefox | Safari | Opera |
|---|---|---|---|---|---|
| onmouseenter | 30.0 | 5.5 | Yes | 6.1 | 11.5 |
Syntax
In HTML:
In JavaScript:
In JavaScript, using the addEventListener() method:
Note: Internet Explorer 8 and earlier versions do not support the addEventListener() method.
Technical Details
| Bubbles: | No |
|---|---|
| Cancelable: | No |
| --- | --- |
| Event Type: | MouseEvent |
| --- | --- |
| Supported HTML Tags: | All HTML elements, except: <base>, <bdo>, <br>, <head>, <html>, <iframe>, <meta>, <param>, <script>, <style>, and <title> |
| --- | --- |
More Examples
Example
This example demonstrates the differences between the onmousemove, onmouseenter, and onmouseover events:
<div onmousemove="myMoveFunction()"> <p id="demo">I will demonstrate onmousemove!</p></div>
<div onmouseenter="myEnterFunction()"> <p id="demo2">I will demonstrate onmouseenter!</p></div>
<div onmouseover="myOverFunction()"> <p id="demo3">I will demonstrate onmouseover!</p></div>