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Private Sub Form__Load()
Grid1.Row=0
For i=1 To 4
Grid1.Col=i
Grid1.Text=i
Next i
Grid1.Col=0
For i =1 To 3
Grid1.Row=i
Grid1.Text=i
Next i
End Sub

Private Sub Grid1__Click()
Text1.Text=
Text1.SetFocus
End Sub

Private Sub Text1__Change()
Colnum=Grid1.SelStartCol
Rownum=Grid1.SelStartRow
Grid1.Col=Colnum
Grid1.Row=Rownum
Grid1.Text=Text1.Text
End Sub

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Sub Grid1__KeyDown(KeyCode As Integer,Shift As Integer)
If KeyCode=46 Then grid1.Text=
¡¯Del¼ü½«Çå³ýµ±Ç°Íø¸ñµ¥Ôª¸ñµÄÄÚÈÝ
End Sub

Sub Grid1__keyPress(keyasciiAslnteger)
Select Case keyascii
Case 8
¡¯´¦ÀíÍ˸ñ¼ü
If Len(grid1.Text)=0 Then Exit Sub
grid1.Text=Left$(grid1.Text,Len(grid1.Text)-1)
Exit Sub
Case 46
¡¯´¦ÀíСÊýµã
grid1.Text=grid1.Text+.
Exit Sub
Case 45
¡¯´¦Àí¸ººÅ
grid1.Text=grid1.Text+-
Exit Sub
Case 43
¡¯´¦ÀíÕýºÅ
grid1.Text=grid1.Text++
Exit Sub
End Select
If(keyascii£¼48 Or keyascii£¾58) Then
¡¯´¦Àí·ÇÊý×Ö
Beep:Exit Sub
End lf
grid1.Text=grid1.Text+Right(Str(keyascii-48),1)
End Sub

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