Http://www.jz123.cn/Article/10/131/2005/20050718943.html
It is easy to use ASP. NET to output documents of the WORD, EXCEL, TXT, HTM, and other types of specified content.
Define document type and character encoding
Response. Clear ();
Response. Buffer = true;
Response. Charset = "UTF-8 ";
// The following line is very important. The attachment parameter indicates downloading as an attachment. You can change it to online.
// Filename=FileFlow.xls specifies the name of the output file. Note that the extension is consistent with the specified file type. It can be. doc. xls. txt. htm.
Response. AppendHeader ("Content-Disposition", "attachment?filename=fileflow.xls ");
Response. ContentEncoding = System. Text. Encoding. GetEncoding ("UTF-8 ");
// Response. ContentType the specified file type can be application/ms-excel application/ms-word application/ms-txt application/ms-html or other browsers can directly support documents
Response. ContentType = "application/ms-excel ";
This. EnableViewState = false;