Question

vfp 命令按钮代码

从TEXT1输入的字符中选出英语字母

Answer 1

代码如下:

Private Sub Text1_KeyPress(KeyAscii As Integer)
'判断输入字符的Ascii码,如果不符合英文Ascii码就不进行任何操作
Select Case KeyAscii
Case 97 To 122
Case 65 To 90
Case Else
KeyAscii = 0
End Select
End Sub