HTML | DOM KeyboardEvent location Property

The KeyboardEvent location property is used for returning a number that indicates the location of a key on the keyboard or device.
The KeyboardEvent location property can be used on the onkeydown and onkeyup events but not on onkeypress.

The number returned by KeyboardEvent location property is represented by 4 constants:

Constant Location Description
0 DOM_KEY_LOCATION_STANDARD This value represents almost every key on the keyboard, e.g. “B”, “R”, “SPACE” or “8”.
1 DOM_KEY_LOCATION_LEFT This value represents a left key, e.g. the left “CTRL” key or left “ALT” key.
2 DOM_KEY_LOCATION_RIGHT This value represents a right key, e.g. the right “CTRL” key or right “ALT” key.
3 DOM_KEY_LOCATION_NUMPAD This value represents a numeric key or a numpad key.

Syntax



event.location

Below program illustrates the KeyboardEvent location property :

Example-1: Getting the location of a key.

filter_none

edit
close

play_arrow

link
brightness_4
code

<!DOCTYPE html>
<html>
  
<head>
    <title>KeyboardEvent location Property in HTML
  </title>
    <style>
        div {
            border: 3px solid green;
            height: 100px;
            width: 500px;
        }
          
        h1 {
            color: green;
        }
          
        h2 {
            font-family: Impact;
        }
          
        body {
            text-align: center;
        }
    </style>
</head>
  
<body>
  
    <h1>GeeksforGeeks</h1>
    <h2>KeyboardEvent location Property</h2>
  
    <p>To return the location of a key,
      insert some character in the field.</p>
  
    <input type="text" 
           size="20" 
           onkeydown="keyboard(event)">
  
    <p id="test"></p>
  
    <script>
        function keyboard(event) {
            
            //  Return location of key.
            var gfg = event.location;
            document.getElementById("test").innerHTML = 
              "Location of the pressed key is : " + gfg;
        }
    </script>
  
</body>
  
</html>

chevron_right


Output:
Before pressing a button:

After pressing a button:

Supported Browsers:

  • Opera
  • Internet Explorer
  • Google Chrome
  • Firefox
  • Apple Safari


My Personal Notes arrow_drop_up

I am a technology enthusiast who has a keen interest in programming I am pursuing Engineering in Computer Science from GEU, Dehradun I like to unwind by watching movies and English sitcomsI have a keen interest in music

If you like GeeksforGeeks and would like to contribute, you can also write an article using contribute.geeksforgeeks.org or mail your article to contribute@geeksforgeeks.org. See your article appearing on the GeeksforGeeks main page and help other Geeks.

Please Improve this article if you find anything incorrect by clicking on the "Improve Article" button below.




Article Tags :
Practice Tags :


Be the First to upvote.


Please write to us at contribute@geeksforgeeks.org to report any issue with the above content.