主题：[求助]判断某列是否为空的问题。

Dim t1 As Table=Tables("生产通知单明细1")
Dim t2 As Table =Tables("生产通知单明细2")
For i As Integer = Tables("生产通知单明细1").Rows.count-8 To Tables("生产通知单明细1").Rows.count-1
    Dim dr1 As Row = t1.Rows(i)
    Dim dr2 As Row =t2.Rows(i)
    If dr1.IsNull("支数") = False Then
        dr1.save()
        dr2.save()
    End If
    dr1.delete()
    dr2.delete()
Next

参考：

http://www.foxtable.com/help/topics/0595.htm

http://www.foxtable.com/help/topics/0426.htm