获取文件路径string fileExtension = System.IO.Path.GetExtension(filePath).ToLower();bool flag = true;string[] AllowExtension = { ".doc", ".xls", ".ppt", ".docx", ".xlsx", ".pptx", ".txt", ".rar", ".zip", ".jpg", ".jpeg", ".bmp", ".flv", ".rtf" };for (int i = 0; i < AllowExtension.Length; i++){if (fileExtension == AllowExtension[i]){flag = false;}}if (flag){MessageBox.Show("此文件类型不允许上传,请压缩后再上传");return;}上传操作
转载于:https://www.cnblogs.com/wenjie/archive/2011/01/10/1931610.html
