Set the background color of an <input> field when a keyboard key is pressed down:
The order of events related to the keydown event:
The keydown event occurs when a keyboard key is pressed down.
The keydown() method triggers the keydown event, or attaches a function to run when a keydown event occurs.
Tip: Use the event.which property to return which keyboard key was pressed.
Trigger the keydown event for the selected elements:
Attach a function to the keydown event:
| Parameter | Description |
|---|---|
| function | Optional. Specifies the function to run when the keydown event is triggered |
Determine which key was pressed
How use the event.which property to determine which key was pressed.
The perfect solution for professionals who need to balance work, family, and career building.
More than 10 000 certificates already issued!
The HTML Certificate documents your knowledge of HTML.
The HTML5 Certificate documents your knowledge of advanced HTML5.
The CSS Certificate documents your knowledge of advanced CSS.
The JavaScript Certificate documents your knowledge of JavaScript and HTML DOM.
The jQuery Certificate documents your knowledge of jQuery.
The XML Certificate documents your knowledge of XML, XML DOM and XSLT.
The ASP Certificate documents your knowledge of ASP, SQL, and ADO.
The PHP Certificate documents your knowledge of PHP and SQL (MySQL).
Your message has been sent to W3Schools.