private void Button_Click(object sender, RoutedEventArgs e) { string LStr11003C008Hash8 = string.Empty; long longValue; long.TryParse(ComboBox_LongValue.Text, out longValue); longValue = longValue + 1000000000; LStrVerificationCode002 = CreateVerificationCode(EncryptionAndDecryption.UMPKeyAndIVType.M002); LStr11003C008 = EncryptionAndDecryption.EncryptDecryptString(longValue + ComboBox_DogNum.Text, LStrVerificationCode002, EncryptionAndDecryption.UMPKeyAndIVType.M002); LStr11003C008Hash8 = CreateMD5HashString(LStr11003C008).Substring(0, 8); LStr11003C007 = longValue + AscCodeToChr(27) + ComboBox_OptNum.Text; LStr11003C007 = EncryptionAndDecryption.EncryptStringYKeyIV(LStr11003C007, LStr11003C008Hash8, LStr11003C008Hash8); ComboBox_C007.Text = LStr11003C007; InitOperations(); }