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using CityLizard.Policy; ... namespace Algorithms { public static class Extension { public static T Sum<P, T>(this P p, params T[] a) where P: INumeric<T> { var r = p._0(); foreach(var i in a) { r = p.Add(r, i); } return r; } ... } }

using CityLizard.Policy; using Algorithms; ... int i = Base.X.Sum(1, 2, 3, 4, 5); long l = Base.X.Sum(1L, 2, 3, 4, 5); var s = Base.X.Sum("www", ""); //< compile-time error.

Last edited Feb 7, 2011 at 1:04 PM by sergey_shandar, version 3