// C# Extension Method

// Doc: https://csharp-extension.com/en/method/1002332/double-log10

​

// @nuget: Z.ExtensionMethods

​

using System;

public class Program

{

    public static void Main()

    {

        double[] numbers = {-1, 0, .105, .5, .798, 1, 4, 6.9, 10, 50, 100, 500, 1000, Double.MaxValue};

​

        foreach (double number in numbers)

        {       

            // C# Extension Method: Double - Log10

            Console.WriteLine("The base 10 log of {0} is {1}.", 

                           number, number.Log10());

        }

    }

}