Recently because of work and personal affairs, the site has not been updated for a long time, but this does not affect my right. Net of enthusiasm. Site update work still have to find a way to make time to complete.
Today I use the noon time to write an article about the asp.net Web api download file, before I have written a similar article, see: "ASP.net (C #) Web API streaming files through
Recently someone asked me to do the download file method, for the PHP method is as follows:
Copy CodeThe code is as follows:
Header ("Content-type:application/force-download");
Header ("content-disposition:attachment; Filename=ins.jpg ");
ReadFile ("imgs/test_zoom.jpg");
?>
The first line of code is a forced download
[Please] access any file url and return any file name to the user for download ?????? Access any file url and return any file name to the user for download ??????
Case:
Http://down1.020pidai.com/8935/the server has only one
Address: http://www.cnblogs.com/mrray/archive/2010/12/22/1914108.html
By default, you can directly link to the address of the file to download the file. However, in some cases, the file is directly opened in the browser. For example, for the download of a TXT
PHP using file stream to download file method
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PHP using file stream to download file method?
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1、flush — 刷新输出缓冲2、ob_clean — 清空(擦掉)输出缓冲区注:上面2个函数可以解决PHP下载文件内容乱码
DEMO:
//fname is the
SpringMvc file upload and download, springmvc File Upload
1. First import the jar package:
2. Then, add the uploaded and downloaded configuration files in applicatinContext. xml as follows:
1
3. All right, the most basic configuration is all right. The following jsp page is displayed: upload. jsp.
1
4. The corresponding java code in Controller:
1 @ RequestMapp
1. PrefaceThis feature point is needed in recent projects, but it is always garbled when downloaded online. So take advantage of this time to sort out their own, and later need to look directly at their own blog on the line. Has been tested: Google, Firefox, IE and other browsers will not appear garbled problem.2. Results display2.1. Upload file Success Interface2.2. Download the
A simple php file download source code, although does not support the extension of the breakpoint, but can meet some common needs. PHP download file in fact with a tag can be implemented, such as
Copy Code code as follows:
/*** File
Servlet implements file download, servlet implements file
(1) The main directory of the project is as follows: (demonstrate the location of the image and servlet)
(2) The specific implementation code is as follows:
Package com. lc. httpTest; import java. io. fileInputStream; import java. io. IOException; import java. io. outputStream; import java. io. printWri
(UTI);if (! MIMEType) {return @ "Application/octet-stream";}Return (__bridge NSString *) (MIMEType);}```Two: Multi-threaded file download idea: The download file into a number of paragraphs, each task creates a thread, multiple tasks concurrently perform the operation of downloading files, the output stream can not be
Project involved in the upload and download of files, previously done under the STRUTS2, and today with Springmvc do again, found that the SPRINGMVC package is particularly good, basic without a few lines of code to complete, the following code to paste out:fileupanddown.jspFileupanddowncontroller.java@RequestMapping (value = "/fileupload") public String Upload (@RequestParam (value = "File", Required = Fal
Jsp + servlet for file upload and download, servlet File Upload
This article provides examples of the Code for uploading and downloading jsp servlet files for your reference. The details are as follows:
Upload:
Need to import two packages: commons-fileupload-1.2.1.jar, commons-io-1.4.jar
Import java. io. file; import j
In Java Web development, file download feature filename File name garbled problem is often encountered. for this issue, different browsers, the solution is not the same. IE, the filename is UTF8 encoded by Urlencoder. and other browsers (Firefox, Chrome, Safari, Opera) are converted to iso8859-1 by byte. Therefore, to get the browser type in the background (p
Implementation principle
(1) First get the length of the download file, and then set the length of the local file.
(2) Calculate the data length and the download location of each thread according to the file length and number of threads.
For example: the length of the
, to get all the contents of the server response Web_reg_save_param ("Fcontent", "lb=", "rb=", "Search=body", last); /* Download Help file */ Lr_start_transaction ("Export file"); Request to send an export file Web_url ("Downloadservlet", "Url= http://wenku.baidu.com/view/9052ad6c011ca300a6c39060.html", "resource
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