sasion3/Form4.cs

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;

namespace WindowsFormsApp22222
{
    public partial class Form4 : Form
    {
        public Form4()
        {
            InitializeComponent();
        }

        public int Checked_RoleID { get; private set; }

        private void button1_Click(object sender, EventArgs e)
        {
            var db = new rewqEntities();

            if (radioButton1.Checked == true)
            {
                Checked_RoleID = 1;

            }
            else if (radioButton2.Checked == true)
            {
                Checked_RoleID = 2;
            }

            var data = new Users
            {
                Email = textBox1.Text,
                FirstName = textBox2.Text,
                LastName = textBox3.Text,
                OfficeID = int.Parse(comboBox1.Text),
                RoleID = Checked_RoleID,
            };

            db.Users.InsertOnSubmit(data);
            db.SubmitChanges();
        }

            private void button2_Click(object sender, EventArgs e)
            {
            Close();
        }
        }
    }