Reference

VarRound(3w)

NAME

VarRound (OLEAUT32.175)

SYNOPSIS

HRESULT VarRound
(
LPVARIANT pVarIn,
int deci,
LPVARIANT pVarOut
)

DESCRIPTION

Perform a round operation on a variant.

PARAMS

pVarIn [In] Source variant.

deci [In] Number of decimals to round to.

pVarOut [Out] Destination for converted value.

RETURNS

Success: S_OK. pVarOut contains the converted value.

Failure: An HRESULT error code indicating the error.

NOTES

- Floating point values are rounded to the desired number of decimals.

- Some integer types are just copied to the return variable.

- Some other integer types are not handled and fail.

IMPLEMENTATION

Declared in "oleauto.h".

Implemented in "dlls/oleaut32/variant.c".

Debug channel "variant".

History