Perform validations for the Registration page using Error Provider

Perform validations for the Registration page using Error Provider.

using System;

using System.Windows.Forms;

namespace Reegistration

{

    public partial class Registration : Form

    {

        string[] arr = new string[34]; string s;

        public Registration()

        {

            InitializeComponent();

        }

        private void tabPage2_Click(object sender, EventArgs e)

        {

        }

        private void button1_Click(object sender, EventArgs e)

        {

            errorProvider1.Clear();

            if (validate() == 1)

            {

                toolStripStatusLabel1.Text = "please Correct The Errors";

            }

        }

        public int validate()

        {

            int flag = 0;

            foreach (Control c in this.tabPage1.Controls)

            {

                if (c is TextBox)

                {

                    if (c.Text == "")

                    errorProvider1.SetError(c, "Field Cannot be Empty");

                    flag = 1;

                }

            }

            foreach (Control c in this.tabPage2.Controls)

            {

                if (c is TextBox)

                {

                    if (c.Text == "")

                        errorProvider1.SetError(c, "Field Cannot be Empty");

                    flag = 1;

                }

            }

            return flag;

        }

     

    }

}