VarUI4FromUI1 function (oleauto.h)

Converts an unsigned char value to an unsigned long value.

Syntax

HRESULT VarUI4FromUI1(
  [in]  BYTE  bIn,
  [out] ULONG *pulOut
);

Parameters

[in] bIn

The value to convert.

[out] pulOut

The resulting value.

Return value

This function can return one of these values.

Return code 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 not valid.
E_OUTOFMEMORY
Insufficient memory to complete the operation.

Requirements

Requirement Value
Target Platform Windows
Header oleauto.h
Library OleAut32.lib
DLL OleAut32.dll