public bool IsValid(
	ref FdfResultCollection outResults = null,
	IFdfQueryable sender = null
)

Public Function IsValid ( 
	Optional ByRef outResults As FdfResultCollection = Nothing,
	Optional sender As IFdfQueryable = Nothing
) As Boolean

public:
virtual bool IsValid(
	FdfResultCollection^% outResults = nullptr, 
	IFdfQueryable^ sender = nullptr
) sealed

abstract IsValid : 
        ?outResults : FdfResultCollection byref * 
        ?sender : IFdfQueryable 
(* Defaults:
        let _outResults = defaultArg outResults null
        let _sender = defaultArg sender null
*)
-> bool 
override IsValid : 
        ?outResults : FdfResultCollection byref * 
        ?sender : IFdfQueryable 
(* Defaults:
        let _outResults = defaultArg outResults null
        let _sender = defaultArg sender null
*)
-> bool