This article mainly introduces in detail the two methods of native ajax and iframe frameworks to implement imagefile upload. Friends who are not familiar with ajax file upload and are interested in ajax upload can refer to it. Take a look at this article

You should be able to cite several common ways to implement the asynchronous file upload function. The more frequently used methods are native ajax and iframe frameworks to achieve image file upload. Below, I will share the images with you. There are two ways to upload files: native ajax and iframe framework, for your reference, the specific content is as follows

Method 1: Use the iframe framework to upload images

html code is as follows:

index.js file:

$(function(){ $("#upload_file").change(function(){ $("#uploadFrom").submit(); }); }); function stopSend(str){ var im=""; $("#msg").append(im); }

upload.php file:

parent.stopSend('$name')"; ?>

##Method 2: Original ajax file upload

       
  
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