回答編集履歴
1
誤字修正
    
        answer	
    CHANGED
    
    | @@ -8,7 +8,7 @@ | |
| 8 8 | 
             
                    if (e.Row.RowIndex == 0)
         | 
| 9 9 | 
             
                    {
         | 
| 10 10 | 
             
                        TextBox txtBxTn = (TextBox)e.Row.FindControl("txtTn");
         | 
| 11 | 
            -
                        txtBxTn.TextChanged += new EventHandler(this. | 
| 11 | 
            +
                        txtBxTn.TextChanged += new EventHandler(this.txtTn_TextChanged);
         | 
| 12 12 | 
             
                    }
         | 
| 13 13 | 
             
                }
         | 
| 14 14 | 
             
            }
         | 
