global arrays C#

glarr.cs

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Globalization;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using Microsoft.Practices.ServiceLocation;

namespace WindowsFormsApplication1
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }

        private void button1_Click(object sender, EventArgs e)
        {
            
            ServiceLocator.Current.GetInstance<IArray>();
            textBox1.Text = "массив создан";

        }

        private void button2_Click(object sender, EventArgs e)
        {
            textBox1.Text = null;
            var arr = ServiceLocator.Current.GetInstance<IArray>().GetArray();
            for (int i = 0; i < 10; i++)
            {
                for (int j = 0; j < 10; j++)
                {
                    textBox1.Text += arr[i, j].ToString();
                    textBox1.Text += "-";
                }
                textBox1.Text += Environment.NewLine;
            }
        }
    }
}