we can take following example.
---------------------------------------------------------------------------------------
<html><!--starting tag of html-->
<head><!--used for meta tag-->
<title><!--used for title of page-->
form concept
</title>
</head>
<body><!--is container-->
form <br>
<form>
enter your comments:<br>
<textarea rows="10" cols="20" placeholder="your comments">
</textarea>
<!--text area with row and cols creates a box
placeholder puts the text inside the box
-->
</form><!--closing part of form-->
</form>
</body>
</html>
