摘要：protectedvoidButton1_Click(objectsender,EventArgse){this.DownLoadFile("说明.txt");}//下载函数privatevoidDownLoadFile(stringfileName){stringfilePath=Server.MapPath(".")+"\\"+fileName;if(File.Exists(filePath)){FileInfofile=newFileInfo(filePath);Response.ContentEncoding=System.T 阅读全文