JavaScript DOM KeyboardEvent property: metaKey
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The metaKey property
of KeyboardEvent
objects within the JavaScript
DOM (i.e.
events triggered by an action with the keyboard) returns true if the ‘META’ key was pressed,
otherwise returns false.
EXAMPLE:
HTML USED IN THIS EXAMPLE:
<!DOCTYPE html>
<html> <!-- Copyright (c) Nematrian Limited 2018 -->
<head></head>
<body>
Try pressing a key in this input box:
<input style="background-color: yellow; border: 2px solid black; width: 200px; height: 100px;"
onkeypress="myOnkeypress(event)"><br><br>
KeyboardEvent outcomes are:<br><br>
altKey: <b id="key1"></b><br>
charCode: <b id="key2"></b><br>
ctrlKey: <b id="key3"></b><br>
key: <b id="key4"></b><br>
keyCode: <b id="key5"></b><br>
location: <b id="key6"></b><br>
metaKey: <b id="key7"></b><br>
shiftKey: <b id="key8"></b><br>
which: <b id="key9"></b><br>
<script>
function myOnkeypress(event) {
document.getElementById("key1").innerHTML = event.altKey;
document.getElementById("key2").innerHTML = event.charCode;
document.getElementById("key3").innerHTML = event.ctrlKey;
document.getElementById("key4").innerHTML = event.key;
document.getElementById("key5").innerHTML = event.keyCode;
document.getElementById("key6").innerHTML = event.location;
document.getElementById("key7").innerHTML = event.metaKey;
document.getElementById("key8").innerHTML = event.shiftKey;
document.getElementById("key9").innerHTML = event.which;
}
</script>
</body>
</html>
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