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onmousedown Event
Example
Execute a JavaScript when pressing a mouse button over a paragraph:
<p onmousedown="myFunction()">Click the text!</p>
Try it yourself »
(more examples at the bottom of this page)
Definition and Usage
The onmousedown event occurs when a user presses a mouse button over an element.
Tip: The order of events related to the onmousedown event (for the left/middle mouse button):
- onmousedown
- onmouseup
- onclick
The order of events related to the onmousedown event (for the right mouse button):
- onmousedown
- onmouseup
- oncontextmenu
Syntax
In HTML:
<element
onmousedown="SomeJavaScriptCode">
In JavaScript:
object.onmousedown=function(){SomeJavaScriptCode};
| Parameter | Description |
|---|---|
| SomeJavaScriptCode | Required. Specifies a JavaScript to be executed when the event occurs |
Browser Support
The onmousedown event is supported in all major browsers.
onmousedown In HTML
The onmousedown attribute can be used within ALL HTML elements, EXCEPT: <base>, <bdo>, <br>, <head>, <html>, <iframe>, <meta>, <param>, <script>, <style>, and <title>.
Try it Yourself - Examples
Alert which mouse button that was pressed
Alert which mouse button the user pressed.
Alert the element the user clicked on
Alert the name of the element the user clicked on.
Event Object
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