public static bool IsBefore(
	this DateTime dateTime,
	DateTime compareDateTime,
	DateTimeParts part = DateTimeParts.None
)

<ExtensionAttribute>
Public Shared Function IsBefore ( 
	dateTime As DateTime,
	compareDateTime As DateTime,
	Optional part As DateTimeParts = DateTimeParts.None
) As Boolean

public:
[ExtensionAttribute]
static bool IsBefore(
	DateTime dateTime, 
	DateTime compareDateTime, 
	DateTimeParts part = DateTimeParts::None
)

[<ExtensionAttribute>]
static member IsBefore : 
        dateTime : DateTime * 
        compareDateTime : DateTime * 
        ?part : DateTimeParts 
(* Defaults:
        let _part = defaultArg part DateTimeParts.None
*)
-> bool