C#

namespace Computer_Specs
{
    class Computer
    {
        private string _Brand;
        private int _RAM;
        private string _cpuBrand;
        private float _cpuSpeed;
        private string _operatingSystem;

        //Array
        private string[] _clArray = new string[5];
        public string brand
        {
            get { return this._Brand; }
            set { this._Brand = value; }
        }
        public int ram
        {
            get { return this._RAM; }
            set { this._RAM = value; }
        }
        public string cpuBrand
        {
            get { return this._cpuBrand; }
            set { this._cpuBrand = value; }
        }
        public float cpuSpeed
        {
            get { return this._cpuSpeed; }
            set { this._cpuSpeed = value; }
        }
        public string os
        {
            get { return this._operatingSystem; }
            set { this._operatingSystem = value; }
        }
        //Array
        public string[] cla
        {
            get { return this._clArray; }
            set { this._clArray = value; }
        }
    }
}        //Array
        private string[] _clArray = new string[5];

        //Array
        public string[] cla
        {
            get { return this._clArray; }
            set { this._clArray = value; }
        }

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
namespace Computer_Specs
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }
        private void button1_Click(object sender, EventArgs e)
        {
            string nl = Environment.NewLine;
            Computer specs = new Computer();
            
            tbLog.Text = specs.brand = tbBrand.Text + nl;
            tbLog.Text = tbLog.Text + (specs.ram = int.Parse(tbRAM.Text)) + nl;
            tbLog.Text = tbLog.Text + (specs.cpuBrand = tbcpuBrand.Text) + nl;
            tbLog.Text = tbLog.Text + (specs.cpuSpeed = float.Parse(tbCPUSpeed.Text)) + nl;
            tbLog.Text = tbLog.Text + (specs.os = tbOS.Text) + nl;
            
            //Right here is where I am trying to fill my array.
            //...
        }
    }
}