title: Display data in TextBox that clicked on DataGridView
body: <p>I have a problem displaying the data on text boxes when clicked on DataGridView because I show only fullname and student id column on DataGridView.</p>
  
  <pre><code>con.Open();
  SqlDataAdapter sda = new SqlDataAdapter("SELECT Student_ID as S_ID, Fname +' '+ Lname +' '+ Mname as NAME from student", con);
  DataTable dtbl = new DataTable();
  sda.Fill(dtbl);
  dataGridView1.DataSource = dtbl;
  dataGridView1.Columns[0].Width = 40;
  dataGridView1.Columns[1].Width = 200;
  dataGridView1.RowHeadersVisible = false;
  con.Close();
  </code></pre>
  
  <p><img src="https://i.stack.imgur.com/Shm9l.png" alt="this"></p>