摘要：System.Security.Cryptography.MD5CryptoServiceProvider md5 = new System.Security.Cryptography.MD5CryptoServiceProvider(); Random... 阅读全文

摘要：方法一: FileStream textFile = File.Open(@"F:\程序\新手测试\linqApplication1\linqApplication1\IO.txt", FileMode.Append); StreamWriter sw =... 阅读全文