HTML onkeyup Event Attribute HTML Reference


Execute a JavaScript when a user releases a key:

<input type="text" onkeyup="displayResult()">

Browser Support

Internet Explorer Firefox Opera Google Chrome Safari

1. Definition and Usage

The onkeyup attribute fires when the user releases a key (on the keyboard).

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

  1. onkeydown
  2. onkeypress
  3. onkeyup

Note: The onkeyup attribute CANNOT be used with: <base>, <bdo>, <br>, <head>, <html>, <iframe>, <meta>, <param>, <script>, <style>, or <title>.

2. Differences Between HTML 4.01 and HTML5


3. Syntax

<element onkeyup="script">

4. Attribute Values

Value Description
script The script to be run on onkeyup

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