Desired Output

S.n.	Student Name	Date of Birth	Mobile Number	Email ID

Source Code

<table class="table">
	<tr>
		<th>S.n.</th>
		<th>Student Name</th>
		<th>Date of Birth</th>
		<th>Mobile Number</th>
		<th>Email ID</th>
	</tr>
	<script>	
		n=1;
		for(a=1;a<=20;a++)
		{
			document.write("<tr><td>"+a+"</td><td><input type='text'></td><td><input type='date'></td><td><input type='text'></td><td><input type='email'></td></tr>");
		}
	</script>
</table>