create formdata from form

upload a file by using a traditional form form submission: Test upload file via rest interface Specify file name: Upload file: keyword 1: keyword 2: Keyword 3: However, the traditional form

XMLHttpRequest is a browser interface through which we can make Javascript communicate in HTTP (S). XMLHttpRequest is now a common way to interact with data in front and back of the browser. In February 2008, XMLHttpRequest Level 2 was proposed, and

Using FormData to upload files and images in JS, About FormData XMLHttpRequest Level 2 adds a new interface ---- FormData The FormData object can be used to simulate a series of form controls using some key-value pairs in js. The send () method of

Write in front: This article says this program has the browser compatibility problem; Newer versions of all major browsers already support this object, such as Chrome 7+, Firefox 4+, IE 10+, Opera 12+, Safari 5+, and more sensitive sites for

About Formdata XMLHttpRequest Level 2 Adds a new interface----FormData Using the Formdata object, you can use some key-value pairs to simulate a series of form controls, you can use the XMLHttpRequest Send () method to asynchronously submit the

There are two ways to send a request, one is Ajax, the other is a form submission, and the default form submission, if not handled, will redirect the page. Explain with a simple demo: The HTML looks like this, the requested path action is "upload"

From: http://blog.csdn.net/q1056843325/article/details/53759963 This article is my translation of the foreign language, not my originalOnline see a lot of blogs have reproduced this articleBut it's all in English.So I decided to translate

"Go" file a variety of upload, inseparable from the form"Go" file a variety of upload, inseparable from the formAs programmers, we often use the file upload and download function. When you need to use, a variety of search information. There are wood

IT wheel series (IV)-use Jquery + formdata object to upload files, jqueryformdataPreface The following controls are generally used to upload files in MVC: 1 IT wheel 4 -- file Upload 2 3 4 View Code Method 1: Use form upload Front-end code:

use Ajax to submit form forms, including Ajax file uploadsHttp://www.cnblogs.com/zhuxiaojie/p/4783939.html Preface Using AJAX to request data, many people will, for example, say: $.post (path,{data:data},function (data) {... }, "json"); Or is