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.
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.
A boolean value.
html
<html lang="en"> <head> <title>ctrlKey example</title> <script> function showChar(e) { alert(`Key Pressed: ${e.key}\nCTRL 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>
Specification |
---|
UI Events # dom-keyboardevent-ctrlkey |
Desktop | Mobile | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
Chrome | Edge | Firefox | Internet Explorer | Opera | Safari | WebView Android | Chrome Android | Firefox for Android | Opera Android | Safari on IOS | Samsung Internet | |
ctrlKey |
1 | 12 | 1.5 | 9 | ≤12.1 | 1.2 | ≤37 | 18 | 4 | ≤12.1 | 1 | 1.0 |
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https://developer.mozilla.org/en-US/docs/Web/API/KeyboardEvent/ctrlKey