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