HttpPostedFileBase f = Request.Files["txtFile"];
HttpFileCollection collection = System.Web.HttpContext.Current.Request.Files;
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HttpPostedFileBase f = Request.Files["txtFile"];
HttpFileCollection collection = System.Web.HttpContext.Current.Request.Files;
转载于:https://www.cnblogs.com/konglingxing/archive/2010/12/30/1921521.html