Jquery Textarea Auto Increase Height Example

July 28, 2020 | Category : JQuery

This tutorial shows you auto expand textarea jquery. This post will give you simple example of auto adjust textarea height jquery. step by step explain auto resize textarea height using jquery. In this article, we will implement a textarea auto height based on content jquery.

If you need to set textarea auto height based on content using jquery then i will help you how to auto resize height of textarea in jquery. i will give you two examples of auto adjust textarea height using jquery.

So, let's see bellow preview and examples:

Preview:

Example 1:

<!DOCTYPE html>

<html>

<head>

<title>Textarea Auto Height Based on Content Jquery</title>

<script src="https://code.jquery.com/jquery-3.4.1.min.js"></script>

</head>

<body>

<h1>Textarea Auto Height Based on Content Jquery Example - HDTuto.com</h1>

<strong>Body:</strong>

<br/>

<textarea id="body" style="width: 400px;"></textarea>

<script type="text/javascript">

$('#body').on('input', function () {

this.style.height = 'auto';

this.style.height = (this.scrollHeight) + 'px';

});

</script>

</body>

</html>

Example 2:

<!DOCTYPE html>

<html>

<head>

<title>Javascript Auto-resize Textarea as User Types Example</title>

</head>

<body>

<h1>Javascript Auto-resize Textarea as User Types Example - HDTuto.com</h1>

<strong>Body:</strong>

<br/>

<textarea id="body" style="width: 400px;"></textarea>

<script type="text/javascript">

textarea = document.querySelector("#body");

textarea.addEventListener('input', autoResize, false);

function autoResize() {

this.style.height = 'auto';

this.style.height = this.scrollHeight + 'px';

}

</script>

</body>

</html>

I hope it can help you...