1 {
2 string fullFileName=this.File1.PostedFile.FileName;//获得文件全路径
3 string fileName=fullFileName.Substring(fullFileName.LastIndexOf("\\")+1);//获取文件名
4 string type=fullFileName.Substring (fullFileName.LastIndexOf(".")+1); //取得文件后缀名
5 if(type=="jpg"||type=="gif"||type=="bmp")
6 {
7 this.File1.PostedFile.SaveAs(Server.MapPath("up")+"\\"+fileName);
8 this.Image1.Visible=true;
9 this.Image1.ImageUrl="up/"+fileName;
10 }
11 else
12 {
13 Response.Write("<script language='javascript'>alert('你选择的图片格式错误');</script>");
14 }
15 }
2 string fullFileName=this.File1.PostedFile.FileName;//获得文件全路径
3 string fileName=fullFileName.Substring(fullFileName.LastIndexOf("\\")+1);//获取文件名
4 string type=fullFileName.Substring (fullFileName.LastIndexOf(".")+1); //取得文件后缀名
5 if(type=="jpg"||type=="gif"||type=="bmp")
6 {
7 this.File1.PostedFile.SaveAs(Server.MapPath("up")+"\\"+fileName);
8 this.Image1.Visible=true;
9 this.Image1.ImageUrl="up/"+fileName;
10 }
11 else
12 {
13 Response.Write("<script language='javascript'>alert('你选择的图片格式错误');</script>");
14 }
15 }