HTML onmouseoverEvent Attribute

HTML 事件属性HTML Event Attributes

Example

Run a script when the mouse pointer moves over an image:

<img onmouseover="bigImg(this)" src="smiley.gif.html" alt="Smiley">

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Browser Support

Internet ExplorerFirefoxOperaGoogle ChromeSafari

All major browsers support the onmouseover event attribute.

Definition and Usage

The onmouseover attribute fires when the mouse pointer moves over an element.

Note:The onmouseover attribute cannot be used on the following elements: <base>, <bdo>, <br>, <head>, <html>, <iframe>, <meta>, <param>, <script>, <style>, or <title>.

Differences Between HTML 4.01 and HTML5

None.

Syntax

<element onmouseover="script">

Attribute Value

Value Description
script Specifies the script to be executed when the onmouseover event is triggered.

HTML 事件属性HTML Event Attributes Other Extensions