C # PROGRAMI İLE ÖRNEK SORULAR-23

using System;

using System.Collections.Generic;

using System.ComponentModel;

using System.Data;

using System.Drawing;

using System.Text;

using System.Windows.Forms;

namespace harf_çevirme

{

    public partial class Form1 : Form

    {

        public Form1()

        {

            InitializeComponent();

        }

        private void button1_Click(object sender, EventArgs e)

        {

            string deger1, deger2;

            deger1 = Convert.ToString(textBox1.Text);

            deger2 = deger1.ToUpper();

            textBox2.Text = deger2;

        }

    }

}