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ASP. NET asynchronous Web API + jQuery Ajax file upload code analysis, jqueryajax
In this example, jquery ajax (web client) and async web api are used in double Asynchronization.
Jquery ajax post
1 $.ajax({ 2 type: "POST", 3 url: "/api/FileUpload", 4 contentType: false, 5 processData: false, 6 data
Front-end code: using Visualstudio Development to implement file upload front-end page code: This article is from the "Secrets of Technology-Liu Congcong creation" blog, make sure to keep this source http://liucongcong.blog.51cto.com/11527480/1929800C # ASP. NET implementation File
Use the Layui framework to upload files to debug and intercept successfully! [HttpPost] Public Iactionresult Method1 (iformfile file) { return Json (new{success= "OK"}); Original ASP. NET Core 2.1.2 Test successful Ajax upload
Background program with Webconfig configuration:public class homecontroller:controller{[HttpPost] public ActionResult uploadfile () {HttpPostedFileBase PostedFile = request.files["Uploadfilename"]; Upload filename must be consistent if (postedFile! = null) {string filePath = Path.Combine (AppDomain.CurrentDomain.Base Directory, String. Format ("{0}{1}", DateTime.Now.ToString ("Yyyymmddhhmmsss"), Path.getextension (Postedfile.filename)));
/connector/commandhandlers/fileuploadcommandhandler.cs fileposition 84 lines, add a sentence to judge the code:if (Config.Current.RandomReName)//Use random namesfilename = DateTime.Now.ToString ("yyyymmddhhmmssfff") + "." + sextension;Save close file, note: Here will jump out an error, sextension undefined, look up the definition of this variable, and then put it on the line after it.(4) Rebuild the project and cover the/ckfinder/_source/bin/debug/ckf
Objective
Before we talked about the use of Angularjs upload to WEBAPI processing, while we in the MVC series of File upload, this article combined with MVC+WEBAPI to file synchronization or asynchronous upload, by the way review the CSS and JS,MVC as a client, Instead, WEBA
For Web Applications
Program The file upload function cannot be used during development. However, it was very troublesome to upload files before. Net now makes File Upload easy. The following example implements the Multifile
Recently, asp.net is involved in the upload function. asp.net has a fileupload upload control, but the file size uploaded by this control is limited, so it cannot meet the requirements.Baidu, many people encounter asp.net's confusion about uploading ultra-large files. The occasional search found that csdn's buddy mentioned how to implement this ultra-large
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[Flash fileuploa
Recently, asp.net is involved in the upload function. asp.net has a fileupload upload control, but the file size uploaded by this control is limited, so it cannot meet the requirements.Baidu, many people encounter asp.net's confusion about uploading ultra-large files. The occasional search found that csdn's buddy mentioned how to implement this ultra-large
Asp.net| Collection | upload | download | chinese
The uploading and downloading of files is a technique that we often need to use in the actual project development process, here are some common methods.File upload is our actual project development process often need to use the technology, here are several common methods, the main contents of this article include:
1, how to solve the
I have compiled a multi-file upload function and shared it with you. For more information, see.Page:
Multifile upload CodePart:
Using system;Using system. Data;Using system. configuration;Using system. Web;Using system. Web. Security;Using system. Web. UI;Using system. Web. UI. webcontrols;Using system. Web. UI. webcontrols. webparts;Using system. Web. UI.
Work in the study, learning to record ~~~~~~The following is attached to the demoTask requirements: An API interface is required to allow C # program calls to implement batch file uploads.Difficulty: did not upload files through the API ... Before the site before and after the platform pass.First of all, of course, Baidu ... No one teaches on their own Baidu study and study, big guy or more. Environment is
asp.net| Upload | design | network | Hard disk users end up with files, folders are just for easy management. File upload and download also become "Network hard disk" function design of an important link.
1. Interface arrangement
This part of the functionality involved in the main control two: one is (ID) WebFile file
Today, I saw a good article, let's share it.The implementation is the file upload and download function.
about file uploads:Referring to the file uploaded to the site, the first thing we think of is through what upload it? In asp.net, you only need to use the FileUpload con
).However, in order to avoid always modifying the global values and affecting other Web sites on the same server, we can also configure them in Web. config. system.webserver> iisexpress:c:\users\username\documents\iisexpress\config\applicationhost.config IIS7, 8:c:\windows\system32\ Inetsrv\config\applicationhost.config - Security> requestfiltering> MAXALLOWEDCONTENTLENGTH=100MB - requestlimitsmaxAllowedContentLength= "104857600">requestlimits> requestfiltering>
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