Use the .input-group and .input-group-addon classes to attach an icon or help text next to the input field. - HTML CSS Bootstrap

HTML CSS examples for Bootstrap:Form Control

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Description

Use the .input-group and .input-group-addon classes to attach an icon or help text next to the input field.

Demo Code

ResultView the demo in separate window 

<!DOCTYPE html>
<html>
<head>
  <title>Bootstrap Example</title>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0-beta.2/css/bootstrap.min.css">
  <script src="https://ajax.googleapis.com/ajax/libs/jquery/3.2.1/jquery.min.js"></script>
  <script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.12.6/umd/popper.min.js"></script>
  <script src="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0-beta.2/js/bootstrap.min.js"></script>
</head><!--   www. j a v a  2 s.com-->
<body>

<nav class="navbar navbar-expand-sm bg-dark navbar-dark">
  <form class="form-inline">
    <div class="input-group">
      <span class="input-group-addon">@</span>
      <input type="text" class="form-control" placeholder="Username">
    </div>
  </form>
</nav>
<br>

<div class="container">
  <h3>Navbar Forms</h3>
  <p>Use the .form-inline class to align form elements side by side inside the navbar.</p>
</div>

</body>
</html>

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