Detect the ENTER key in a text input field with JavaScript

Javascript Web Development Object Oriented Programming

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

Live Demo

<!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.