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Textbox1 ­­¨î¦r¼Æ1
Textbox2 ­­¨î¦r¼Æ4
Textbox3 ­­¨î¦r¼Æ4

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Textbox1 ¥X²{ 4
Textbox2 ¥X²{ 1112
Textbox3 ¥X²{ 0848

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1. Private Sub TextBox1_Change()
   
2.     If TextBox1.MaxLength = 1 Then
   
3.         TextBox2.SetFocus
   
4.     End If
   
5. End Sub

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Private Sub TextBox2_Change()
    If TextBox2.MaxLength = 4 Then
        TextBox3.SetFocus
    End If
End Sub

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¦^´_ 2# av8d
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1. Private Sub TextBox1_Change()
   
2.     If Len(TextBox1) = 9 Then
   
3.         TextBox2 = Mid(TextBox1, 2, 4)
   
4.         TextBox3 = Mid(TextBox1, 6, 4)
   
5.         TextBox1 = Left(TextBox1, 1)
   
6.     End If
   
7. End Sub

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av8d

¦^´_ 3# c_c_lai


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Private Sub TextBox1_Change()
    If Len(TextBox1) = 1 Then
        TextBox2.SetFocus
    End If
End Sub

Private Sub TextBox2_Change()
    If Len(TextBox2) = 4 Then
        TextBox3.SetFocus
    End If
End Sub

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TextBox2 = Mid(TextBox1, 2, 4)
TextBox3 = Mid(TextBox1, 6, 4)
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c_c_lai

¦^´_ 4# av8d

1. TextBox1 = "411120848"  '  °²³]¤§¿é¤J­È
   
2. 
   
3. TextBox2 = Mid(TextBox1, 2, 4)
   
4. TextBox2 = Mid("411120848", ²Ä¤G­Ó¦ì¸m°_¶}©l¡AºI¨ú¥|¦ì)
   
5. TextBox2 = "1112"
   
6. 
   
7. TextBox3 = Mid(TextBox1, 6, 4)
   
8. TextBox3 = Mid("411120848", ²Ä¤»­Ó¦ì¸m°_¶}©l¡AºI¨ú¥|¦ì)
   
9. TextBox3 = "0848"
   
10. 
    
11. TextBox1 = Left(TextBox1, 1)
    
12. TextBox1 = Left("411120848", ±q¥ª¶}©lºI¨ú¤@¦ì)
    
13. TextBox1 = "1"

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