VarR4FromStr function (oleauto.h)

Converts an OLECHAR string to a float value.

Syntax

HRESULT VarR4FromStr(
  [in]  LPCOLESTR strIn,
  [in]  LCID      lcid,
  [in]  ULONG     dwFlags,
  [out] FLOAT     *pfltOut
);

Parameters

[in] strIn

The value to convert.

[in] lcid

The locale identifier.

[in] dwFlags

One or more of the following flags.

Value Meaning
LOCALE_NOUSEROVERRIDE
Uses the system default locale settings, rather than custom locale settings.
VAR_TIMEVALUEONLY
Omits the date portion of a VT_DATE and returns only the time. Applies to conversions to or from dates.
VAR_DATEVALUEONLY
Omits the time portion of a VT_DATE and returns only the date. Applies to conversions to or from dates.

[out] pfltOut

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