multiple file upload in asp net

ASP. NET allows you to upload an Excel file, and asp.net uploads an excel file. In the past few days, it has been easy to use to upload an Excel file and perform corresponding processin

File upload, no refresh upload, file bulk upload, batch No refresh upload, these words seem very many this year, regardless of that upload can meet the actual needs is good, general

class _default:system.web.ui.page {protected void Page_Load (object sender, EventArgs e) {} PR otected void Bt_upload_click (object sender, EventArgs e) {try {if (FileUpload1.PostedFile.FileName = "") {This.lb_info. Text = "Please select a file!" "; else {string filepath = FileUpload1.PostedFile.FileName; if (isallowedextension (FileUpload1) = = true) {string filename = filepath. Substring (filepath. LastIndexOf ("\") + 1); S

We thought the file size limitWe all know that ASP. NET provides us with the file Upload server control FileUpload, the largest file that can be uploaded by default is 4M, if you want to change the size limit of the uploaded

I have developed a large file upload using ASP. NET.CodeBecause it was developed under net1.1 and found that it could not be run under net.20, the problem was solved a few days ago. Now we have sorted out the entire development process for your reference. Because of the large amount of content, I plan to write it in si

ASP. NET implements file upload and download Recently, a university website involves the need to upload and download files (the specific requirement is: the notification published by the website should be added to each notification in the background, to display and download

How to Implement the ASP. NET File Upload control? During this time, I wrote an ASP. NET upload large file control. After testing, the progr

aspx page aspx background code: Using System; Using System.Collections; Using System.Configuration; Using System.Data; Using System.Linq; Using System.Web; Using System.Web.Security; Using System.Web.UI; Using System.Web.UI.HtmlControls; Using System.Web.UI.WebControls; Using System.Web.UI.WebControls.WebParts; Using System.Xml.Linq; Using System.IO; public partial class upload and download files: System.Web.UI.Page {protected void Page_Lo

From: http://www.cnblogs.com/stg609/archive/2008/08/07/1262769.html This topic describes how to upload large files through ASP. NET. The purpose of this topic is to learn and communicate. If you find any errors, please point them out immediately to avoid mistakes. Main references of this topicArticle:[1] ASP.

If you want to use ASP to make an FTP file upload page, I think many people immediately think of the use of third-party development of components, the use of Third-party components, although relatively easy to develop. But in general, the free download of third-party components have certain aspects of the functional limitations, to purchase genuine Third-party co

impatient. "What is the relationship between this and uploading large files ?". That's because we cannot pass. NET provides the upload Control for us to get the desired effect. If we want to upload large files and display the progress, only after the server receives the HTTP request, process the request. Then we need to have an understanding of the HTTP request

files ?". That's because we cannot pass. NET provides the upload Control for us to get the desired effect. If we want to upload large files and display the progress, only after the server receives the HTTP request, process the request. Then we need to have an understanding of the HTTP request process on the server side.After the browser sends a page request (inc

ASP. NET 2.0 small experience in uploading multiple files To upload any number of files, click the button to add a file upload box, which was previously viewed on the network hard disk. Javascript: I know how to add any

, "Image/png", $ "{DateTime.Now.ToString (" Yyyymmddhhmmss ")}.{ Fileextensionname} "); } /// ///multiple file uploads/// /// name of File upload /// Public Iactionresult UploadFile (IListfiles) {if (Files! = null) {//handles multi-file foreach (var

downloadText that can be parsed by the browser will be displayedFiles that cannot be parsed by the browser will be downloaded-"Implementation: No matter the file format, do not use the browser display, complete the downloadPoint to generic handler, file address as parameterModify the response header:ContentType = "Application/octet-stream";Set header information:addheader ("content-disposition", "attachmen

At the time of writing this article would like to write the title directly as a hint of error, as follows:"securityerror:blocked a frame with origin" http://localhost:55080 " From accessing a cross-origin frame. "But a bit long, will show not all, just want to change it, think about it"ASP. NET upload a large picture or file