public JsonResult GetQRCode(string strCode) { AppBase apps = new AppBase(); var bitmap = apps.CreateQRCode(strCode); string guid = Guid.NewGuid().ToString().Replace("-", "") + ".png"; string qrCodePath = this.Server.MapPath("~/") + "/UploadResource/" + guid; bitmap.Save(qrCodePath, System.Drawing.Imaging.ImageFormat.Png); return(Json("/UploadResource/" + guid)); }