Baseline Widely available
The MouseEvent.shiftKey
read-only property is a boolean value that indicates whether the shift key was pressed or not when a given mouse event occurs.
A boolean value, where true
indicates that the key is pressed, and false
indicates that the key is not pressed.
This example logs the shiftKey
property when you trigger a click
event.
<p>Click anywhere to test the <code>shiftKey</code> property.</p>
<p id="log"></p>
JavaScript
let log = document.querySelector("#log");
document.addEventListener("click", logKey);
function logKey(e) {
log.textContent = `The shift key is pressed: ${e.shiftKey}`;
}
Result Specifications Browser compatibility See also
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HTML:
3.2
| Encoding:
UTF-8
| Version:
0.7.4