set the amount of lines to show in a textarea field

set the amount of lines to show in a textarea field Demo

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set the amount of lines to show in a textarea field Code

HTML

<!-- normal text area -->
<h3>normal text area</h3>
<div class='mb-3'>
	<textarea></textarea>
</div>

<!-- textarea with rows specified -->
<h3>textarea with rows specified</h3>
<div class='mb-3'>
	<textarea rows="8"></textarea>
</div>

<!-- textarea with rows and cols specified -->
<h3>textarea with rows and cols specified</h3>
<div class='mb-3'>
	<textarea rows="8" cols="60"></textarea>
</div>