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namespace GetUserNameExample

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Namespace GetUserNameExample

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      // Pseudo-name format so GetUserNameEx can return the DNS domain name to

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public static extern int GetUserNameEx (ExtendedNameFormat nameFormat,

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Declare Function GetUserNameEx Lib "secur32.dll" (nameFormat As Integer, _

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      public static extern int GetUserNameEx (int nameFormat, StringBuilder userName, ref int userNameSize);

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     if(0 != GetUserNameEx((int)EXTENDED_NAME_FORMAT.NameSamCompatible, userName, ref userNameSize))

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  Declare Function GetUserNameExA Lib "secur32.dll" (ByVal nameFormat As Integer, _

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' GetUserNameExA for ANSI

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' GetUserNameExW for UNICODE

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    If GetUserNameExA(EXTENDED_NAME_FORMAT.NameSamCompatible, UserName, userNameSize) <> 0 Then

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Documentation

[GetUserNameEx] on MSDN

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  // Pseudo-name format so GetUserNameEx can return the DNS domain name to