// C# Extension Method

// Doc: https://csharp-extension.com/en/method/1002325/double-ceiling

​

// @nuget: Z.ExtensionMethods

​

using System;

public class Program

{

    public static void Main()

    {

        double[] values = { 7.03, 7.64, 0.12, -0.12, -7.1, -7.6 };

        Console.WriteLine("  Value          Ceiling\n");

​

        foreach (double value in values)

        {

            // C# Extension Method: Double - Ceiling

            Console.WriteLine("{0,7} {1,16}", value, value.Ceiling());

        }

    }

}