Use the flex-wrap class in Bootstrap 4 to wrap flex items. The following is the code snippet to wrap the flex items:
<div class="d-flex flex-wrap bg-primary">
.
.
<!-- flex items - - >
.
.
</div>
Let us set some flex items in the flex-wrap class:
<div class="d-flex flex-wrap bg-primary">
<div class="p-2 border">India</div>
<div class="p-2 border">US</div>
<div class="p-2 border">UK</div>
<div class="p-2 border">Australia</div>
<div class="p-2 border">Denmark</div>
</div>
You can try to run the following code to implement the flex-wrap class:
Live Demo
<!DOCTYPE html>
<html lang="en">
<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/4.1.0/css/bootstrap.min.css">
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.3.1/jquery.min.js"></script>
<script src="https://maxcdn.bootstrapcdn.com/bootstrap/4.1.0/js/bootstrap.min.js"></script>
</head>
<body>
<div class="container mt-3">
<h3>Flex Examples</h3>
<p>Wrap - Yes</p>
<div class="d-flex flex-wrap bg-primary">
<div class="p-2 border">India</div>
<div class="p-2 border">US</div>
<div class="p-2 border">UK</div>
<div class="p-2 border">Australia</div>
<div class="p-2 border">Denmark</div>
<div class="p-2 border">India</div>
<div class="p-2 border">Poland</div>
<div class="p-2 border">Netherlands</div>
<div class="p-2 border">Ireland</div>
<div class="p-2 border">Brazil</div>
<div class="p-2 border">Russia</div>
<div class="p-2 border">Morocco</div>
</div><br>
<p>Wrap - No</p>
<div class="d-flex flex-nowrap bg-primary">
<div class="p-2 border">India</div>
<div class="p-2 border">US</div>
<div class="p-2 border">UK</div>
<div class="p-2 border">Australia</div>
<div class="p-2 border">Denmark</div>
<div class="p-2 border">India</div>
<div class="p-2 border">Poland</div>
<div class="p-2 border">Netherlands</div>
<div class="p-2 border">Ireland</div>
<div class="p-2 border">Brazil</div>
<div class="p-2 border">Russia</div>
<div class="p-2 border">Morocco</div>
</div><br>
</div>
</body>
</html>