C# Signature:

  /// <summary>
  /// The MAPIFindNext function retrieves the next (or first) message identifier of a specified type
  /// of incoming message.
  /// </summary>
  [DllImport("MAPI32.DLL", CharSet=CharSet.Ansi)]
  public static extern uint MAPIFindNext(IntPtr lhSession, IntPtr ulUIParam, string lpszMessageType,
    string lpszSeedMessageID, uint flFlags, uint ulReserved, StringBuilder lpszMessageID);

VB Signature:

  Please add!

User-Defined Structures:

None.

User-Defined Constants:

MAPI

Notes:

None.

Tips & Tricks:

To get the Message ID of the first message, lpszSeedMessageID should be null or should point to an empty string. Pass null or an empty string for lpszMessageType to find InterPersonal Message (IPM).

Sample Code:

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Sample Code:

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Alternative Managed API:

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