JavaScript MouseEvent ctrlKey Property

You are Here:

JavaScript MouseEvent ctrlKey Property

The event.ctrlKey property indicates whether the ctrl key was pressed or not when a given mouse event occurs.

Note: This property is read-only.


HTML Online Editor
<!DOCTYPE html> <html> <body> <p onmousedown="myFunction(event)">Hold 'CTRL' key and click on me</p> <script> function myFunction(e){ if(e.ctrlKey) alert("ctrlKey was Pressed"); else alert("ctrlKey was not Pressed"); } </script> </body> </html>



Return Value

trueIf the ctrl key was pressed.
falseIf the ctrl key was not pressed.


Hi Developers, we almost covered 97% of JavaScript Tutorials with examples for quick and easy learning.

We are working to cover every Single Concept in JavaScript.

Please do google search for:

Join Our Channel

Join our telegram channel to get an instant update on depreciation and new features on HTML, CSS, JavaScript, jQuery, Node.js, PHP and Python.

This channel is primarily useful for Full Stack Web Developer.

Share this Page

Meet the Author