public CustomTable Join(CustomTable ob, Func <dynamic, object> a, Func <dynamic, object> b, Func <dynamic, dynamic, object> c) { var rea = a.Invoke(this); var reb = b.Invoke(ob); var rec = c.Invoke(this, ob); return(ob); }
public CustomTable GroupJoin(CustomTable ob, Func <dynamic, object> a, Func <dynamic, object> b, Func <dynamic, dynamic, object> c) { return(this); }