The keyboardEvent key property in HTML is used to return the value of the key pressed when a key event occurs. It returns a single-character or multi-character string depending on which key is pressed. It is a read-only property.
Syntax:
event.key
Return Value: It returns a string that represents the key pressed.
- It can return single character strings like “a”, “5”, “+”, etc.
- It can return a multi-character string like “F5”, “Enter”, “HOME”, etc.
Example: In this example, we will see the use of keyboardEvent key property
HTML
<html>
<head>
<title>DOM keyboardEvent key Property</title>
</head>
<body style="text-align: center;">
<h1 style="color:green;">
GeeksforGeeks
</h1>
<h2>
DOM keyboardEvent key Property
</h2> Input:
<input type="text" placeholder="Press any key..">
<p id="p"></p>
<script>
// Adding a event listener function
window.addEventListener("keydown", function (event) {
let key = "key = '" +
event.key + "'";
// Creating a span element
let element = document.createElement("span");
element.innerHTML = key + "<br/>";
// Appending the created element to paragraph
document.getElementById("p").appendChild(element);
}, true);
</script>
</body>
</html>
|
Output:
Supported Browsers: The browser supported by keyboardEvent key property are listed below:
- Apple Safari 10.1
- Google Chrome 51.0
- Edge 12.0
- Firefox 23.0
- Opera 38.0
- Internet Explorer 9.0
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