Am Donnerstag, den 10.06.2010, 14:37 +0800 schrieb Werner: > I'm trying to implement a simple class that creates a Float[3] array. I > would like to give the user of the class an optional opportunity to fill > the array with data when the class is instantiated. > > ---------------------------------------- > ' Gambas class file > ' Vector3f Class > > Public v As New Float[3] > > Public Sub _new(Optional x As Float, y As Float, z As Float) > If Param.Count > 0 Then v[0] = x > If Param.Count > 1 Then v[1] = y > If Param.Count > 2 Then v[2] = z > End > --------------------------------------- > > The above does not work because Param.Count is always 0 no matter if > parameter values are supplied or not. My guess is that's because > Optional can only be used from the second parameter onwards (why?). > > How can I make this class do what it should? > > Thanks > Werner Dahn
Salut Werner, where Param is filled? , what is Param ? an array? the class ? for Optional, I do not know if it can be chained like you do. But it can be used also on the first Parameter. -- Amicalement Charlie ------------------------------------------------------------------------------ ThinkGeek and WIRED's GeekDad team up for the Ultimate GeekDad Father's Day Giveaway. ONE MASSIVE PRIZE to the lucky parental unit. See the prize list and enter to win: http://p.sf.net/sfu/thinkgeek-promo _______________________________________________ Gambas-user mailing list Gambas-user@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/gambas-user
