VarUI8FromUI4 function (oleauto.h)

Converts an unsigned long value to an 8-byte unsigned integer value.

Syntax

HRESULT VarUI8FromUI4(
  ULONG   ulIn,
  ULONG64 *pi64Out
);

Parameters

ulIn

The value to convert.

pi64Out

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

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