Make HTML text input field grow as I type in JavaScript?

Web Development Javascript Object Oriented Programming

For this, use <span>. Since you want to type in it, do not forget to set <span> as −

contenteditable="true"

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>
<link rel="stylesheet"
href="https://cdnjs.cloudflare.com/ajax/libs/fontawesome/4.7.0/css/font-awesome.min.css">
<style>
   span{
      border: solid 2px skyblue;
   }
   div{
      max-width: 500px;
   }
</style>
</head>
<body>
<div>
<span contenteditable="true">John Smith</span>
</div>
<script>
</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.