Note: The examples will act same with the bootstrap.
Example 1:
The approach of the pre tag is basically used if you want to write the code and print it as a normal text.
<!DOCTYPE html>
<html>
<head>
<title>Pre tag usage</title>
</head>
<body>
<!-- Notice the spces inside of the pre tag -->
<pre>BAJARANGI SOFT</pre>
<pre> A Computer Portal
For web designers
</pre>
</body>
</html>
<!DOCTYPE html>
<html>
<head>
<title>Demo</title>
</head>
<body>
<div class="row">
<div class="col-md-3">
<pre>
<p><b>BAJARANGI SOFT</b>
This paragraph is on remove margin
introduced in pre tag in bootstrap 4</p>
</pre>
</div>
</div>
</body>
</html>