In this article, we will see how to preview an image before uploading it in jquery. You can use the JavaScript readAsDataURL()
method of the FileReader
object to read the contents of the specified file. The readAsDataURL the method is used to read the contents of the specified Blob
or File
. When the read operation is finished, the readyState
becomes DONE
, and the loadend
is triggered.
So, let's see the preview image before uploading javascript, preview images using jquery.
Example:
how to read an image file using this method and preview it in the browser before it is uploaded to the server.
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<title>How To Preview Image Before Upload In jQuery - Websolutionstuff</title>
<script src="https://code.jquery.com/jquery-3.5.1.min.js"></script>
<script>
function previewFile(input){
var file = $("input[type=file]").get(0).files[0];
if(file){
var reader = new FileReader();
reader.onload = function(){
$("#previewImg").attr("src", reader.result);
}
reader.readAsDataURL(file);
}
}
</script>
</head>
<body>
<form action="image_upload.php" method="post">
<p>
<input type="file" name="image_file" onchange="previewFile(this);" required>
</p>
<img id="previewImg" src="/images/example.png" alt="Placeholder">
<p>
<input type="submit" value="Submit">
</p>
</form>
</body>
</html>
You might also like:
In this article, we will show you laravel whereMonth and whereYear examples. whereMonth and whereYear are...
Jan-25-2021
In this article, we will see laravel 9 whereColumn() query example. The whereCoulmn method is used to verify whethe...
Oct-21-2022
In this tutorial, we will see how to disable future dates in jquery datepicker. In the date picker, today's dat...
Jun-17-2022
In this article, we will see laravel 9 socialite login with twitter account. Many websites provide different t...
Nov-12-2022