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UnpackDDElParam info  Overview  Group

The UnpackDDElParam function unpacks a DDE lParam value received from a posted DDE message.

BOOL UnpackDDElParam(

    UINT msg,

// posted DDE message

    LONG lParam,

// lParam of posted DDE message

    PUINT puiLo,

// address of low-order word of lParam

    PUINT puiHi 

// address of high-order word of lParam



Specifies the posted DDE message.
Specifies the lParam parameter of the posted DDE message that was received. The application must free the memory object specified by the lParam parameter by calling the FreeDDElParam function.
Points to a value the function will set to the low-order word of lParam.
Points to a value the function will set to the high-order word of lParam.

Return Values

If the function succeeds, the return value is nonzero.

If the function fails, the return value is zero.


PackDDElParam eases the porting of 16-bit DDE applications to 32-bit DDE applications.

See Also

FreeDDElParam, PackDDElParam, ReuseDDElParam 

file: /Techref/os/win/api/win32/func/src/f89_15.htm, 2KB, , updated: 2000/4/7 12:19, local time: 2023/6/8 22:22,

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