VarI8FromDate function (oleauto.h)

Converts a date value to an 8-byte integer value.

Syntax

HRESULT VarI8FromDate(
  [in]  DATE   dateIn,
  [out] LONG64 *pi64Out
);

[in] dateIn

The value to convert.

[out] pi64Out

The resulting 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.