KeyboardEvent.ctrlKey
The KeyboardEvent.ctrlKey
read-only property returns a
boolean value that indicates if the control key was pressed
(true
) or not (false
) when the event occurred.
Syntax
var ctrlKeyPressed = instanceOfKeyboardEvent.ctrlKey
Return value
A boolean value
Example
<html>
<head>
<title>ctrlKey example</title>
<script type="text/javascript">
function showChar(e){
alert(
"Key Pressed: " + e.key + "\n"
+ "CTRL key pressed: " + e.ctrlKey + "\n"
);
}
</script>
</head>
<body onkeypress="showChar(event);">
<p>Press any character key, with or without holding down the CTRL key.<br />
You can also use the SHIFT key together with the CTRL key.</p>
</body>
</html>
Specifications
Specification |
---|
UI Events # dom-keyboardevent-ctrlkey |
Browser compatibility
BCD tables only load in the browser