Question

上传，uploader，服务器端代码怎么写

Answer 1

string dirPath = Server.MapPath("~/Temp/");
if (!Directory.Exists(dirPath))
{
Directory.CreateDirectory(dirPath);
}
string filePath = dirPath + DateTime.Now.ToString("yyyyMMddHHmmssffff") + ".jpg";
HttpPostedFileBase file = Request.Files[0];
file.SaveAs(filePath);