auto expand textarea using JavaScript - Web Development and Web Design Codes

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Saturday, February 17, 2018

auto expand textarea using JavaScript

auto expand textarea using JavaScript

auto expand textarea using JavaScript
auto expand textarea using JavaScript
Hi Friends in this script we are going to learn how to auto expand textarea using JavaScript..
use the below codes to implement auto expands textarea using JavaScript..
index.html
<html>
<head>
 <style>
 textarea
{
	overflow:hidden;
	border-radius:5px;
}
 </style>
  <script type="text/javascript">
    function expands()
    {
      var val=document.getElementById("content").scrollHeight;
      var h=document.getElementById("content").offsetHeight;
      var cal=parseInt(h)-2;
      if(val>cal)
      {
	     h=h+50
	     document.getElementById("content").style.height=h;
      }
    }

  </script>
</head>

<body>

   <h3>increase textarea height dynamically using JavaScript</h3>
   <textarea id="content" rows="2" cols="20" onkeyup="expands();" placeholder="Write Some Thing..">
   </textarea>

</body>
</html>

That's it Friends how to implement auto expands textarea using JavaScript..
Stay with us for more codes..Thank you..

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