// @nuget: Z.Expressions.Eval

​

using System;

using Z.Expressions;

using System.Linq;

public class Program

{

    public static void Main()

    {

        int[] numbers = {5, 4, 1, 3, 9, 8, 6, 7, 2, 0};

        var averageNum = numbers.Execute<double>("Average()");

        Console.WriteLine("The average number is {0}.", averageNum);

    }

}