通过

VarUI1FromI4

  • 项目

This function converts variant data types to BYTE from long.

HRESULT VarUI1FromI4(
  long lIn, 
  BYTE* pbOut 
);

Parameters

  • lIn
    [in] The value to coerce.
  • pbOut
    [out] Points to the coerced value.

Return Values

The return value obtained from the returned HRESULT is one of the following.

Value Description
S_OK Success.
DISP_E_BADVARTYPE The input parameter is not a valid type of variant.
DISP_E_OVERFLOW The data pointed to by the output parameter does not fit in the destination type.
DISP_E_TYPEMISMATCH The argument could not be coerced to the specified type.
E_INVALIDARG One of the arguments is invalid.
E_OUTOFMEMORY Memory could not be allocated for the conversion.

Remarks

Passing invalid (and under some circumstances NULL) pointers to this function causes an unexpected termination of the application.

Requirements

OS Versions: Windows CE 2.0 and later.
Header: Oleauto.h.
Link Library: Oleaut32.lib.

Last updated on Wednesday, April 13, 2005

© 2005 Microsoft Corporation. All rights reserved.