static public string ToTxt(this object o, string separator) { if (o is IEnumerable) { //return nilnul.element.collection.CollectionTostrX.Tostr((IEnumerable)o); return(ToTxtX.ToTxt(o as IEnumerable, separator)); } else { return(o.ToString()); } }
static public string ToTxt1(this IEnumerable vector, string seperator) { return(ToTxtX.ToTxt_flat(nilnul.X.ToTyped(vector), seperator)); }