// C# Extension Method

// Doc: https://csharp-extension.com/en/method/1002181/array-clearall

​

// @nuget: Z.ExtensionMethods

​

using System;

public class Program

{

    public static void Main()

    {

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

​

        for (int i = 0; i < 9; i++)

        {

            Console.Write("{0} ", numbers[i]);

        }

        Console.WriteLine();

        Console.WriteLine();

​

        Console.WriteLine("After calling numbers.ClearAll()\n");

        // C# Extension Method: Array - ClearAll

        numbers.ClearAll();

​

        for (int i = 0; i < 9; i++)

        {

            Console.Write("{0} ", numbers[i]);

        }

    }

}