onmousemove Event
 Event Object
Definition and Usage
The onmousemove event occurs when the mouse pointer is moved.
Syntax
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onmousemove="SomeJavaScriptCode"
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| Parameter |
Description |
| SomeJavaScriptCode |
Required. Specifies a JavaScript to be executed when the
event occurs. |
Supported by the following HTML tags:
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<a>, <address>, <area>, <b>, <bdo>, <big>, <blockquote>,
<body>, <button>, <caption>, <cite>, <code>, <dd>, <dfn>, <div>,
<dl>, <dt>, <em>, <fieldset>,
<form>, <h1> to <h6>, <hr>, <i>,
<img>, <input>, <kbd>, <label>, <legend>, <li>,
<map>, <ol>, <p>, <pre>,
<samp>, <select>, <small>, <span>, <strong>, <sub>, <sup>, <table>, <tbody>,
<td>, <textarea>, <tfoot>, <th>, <thead>, <tr>, <tt>, <ul>, <var>
|
Supported by the following JavaScript objects:
onmousemove is, by default, not an event of any object, because mouse
movement happens very frequently.
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Tips and Notes
Note: Each time a user moves the mouse one pixel, a mousemove event
occurs. It takes system resources to process all mousemove events. Use this
event carefully!
Example
Example
In the following example we will display an alert box when the user moves the
mouse pointer over the image:
<img src="image_w3default.gif" alt="W3Schools"
onmousemove="alert('Visit W3Schools!')" />
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Try it yourself »
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Event Object
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