I am trying to solve the second part of this question this is what i came so far
i do it on GUI and when i push the button nothing happend

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 EmployeeExceptionDemo
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }
        double[] myArray = new double[5];
        private void button1_Click(object sender, EventArgs e)
        {
            try
            {
                myArray[0] = Convert.ToDouble(textBox1.Text) + Convert.ToDouble(textBox2.Text);
                myArray[1] = Convert.ToDouble(textBox3.Text) + Convert.ToDouble(textBox4.Text);
                myArray[2] = Convert.ToDouble(textBox5.Text) + Convert.ToDouble(textBox6.Text);
                myArray[3] = Convert.ToDouble(textBox7.Text) + Convert.ToDouble(textBox8.Text);
                myArray[4] = Convert.ToDouble(textBox9.Text) + Convert.ToDouble(textBox10.Text);
            }
            catch (Exception ex)
            {
                label6.Text = (ex.Message);
            }
        }
        class Employee
        {
            public int idNum = 999;
            public double hourlyrate  = 6;
            public Employee(int idNumber, double emprate)
            {
                idNum = idNumber;
                if (emprate < 6 || emprate > 50)
                {
                    throw new ArgumentException("Value does not fall within the expected range.");
                }
                else
                    hourlyrate = emprate;
            }
        }
    }
}

What did you expect it to do?

This according to the instructions

Be a part of the DaniWeb community

We're a friendly, industry-focused community of developers, IT pros, digital marketers, and technology enthusiasts meeting, networking, learning, and sharing knowledge.