Computer >> Computer tutorials >  >> Programming >> Javascript

Detect the ENTER key in a text input field with JavaScript


You can use the keyCode 13 for ENTER key. Let’s first create the input −

<input type="text" id="txtInput">

Now, let’s use the on() with keyCode to detect the ENTER key. Following is the complete code −

Example

 

<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initialscale=1.0">
<title>Document</title>
<link rel="stylesheet" href="//code.jquery.com/ui/1.12.1/themes/base/jquery-ui.css">
<script src="https://code.jquery.com/jquery-1.12.4.js"></script>
<script src="https://code.jquery.com/ui/1.12.1/jquery-ui.js"></script>
</head>
<body>
<input type="text" id="txtInput">
<script>
   $("#txtInput").on('keyup', function (event) {
      if (event.keyCode === 13) {
         console.log("Enter key pressed!!!!!");
      }
   });
</script>
</body>
</html>

To run the above program, save the file name “anyName.html(index.html)” and right click on the file. Select the option “Open with Live Server” in VS Code editor.

Output

This will produce the following output −

Detect the ENTER key in a text input field with JavaScript

When you press an ENTER key, you will get the following message as in the below console output −

Detect the ENTER key in a text input field with JavaScript