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HTML onkeydown Attribute


Definition and Usage

The onkeydown attribute fires when the user is pressing a key (on the keyboard).

Tip: The order of events related to the onkeydown event:

  1. onkeydown
  2. onkeypress
  3. onkeyup

Applies to

The onkeydown attribute is part of the Event Attributes, and can be used on any HTML elements.

Elements Event
All HTML elements onkeydown

Example

Input Example

Execute a JavaScript when a user is pressing a key:

<input type="text" onkeydown="myFunction()">
Try it Yourself »

Browser Support

Event Attribute
onkeydown Yes Yes Yes Yes Yes