XLL+ Class Library

CXlOper::IsMissing

Is the CXlOper missing (i.e. omitted from the caller's argument list)?

[C++]
BOOL IsMissing() const;

Return value

Returns TRUE if the CXlOper has been omitted from the list of arguments by the caller, FALSE otherwise.

Requirements

Header: xllplus.h

See Also

CXlOper Class | CXlOper Methods | CXlOper::IsArray() | CXlOper::IsDouble() | CXlOper::IsError() | CXlOper::IsBool() | CXlOper::IsString() | CXlOper::IsEmpty() | CXlOper::IsInt() | CXlOper::IsSRef() | CXlOper::IsMRef() | CXlOper::IsRef()