Dim dd As Row = Tables("订单表").Current
Dim dr as datarow = DataTables("客户表").find("客户='" & dd("客户") & "'")
If dr isnot nothing Then
MessageBox.Show("此客户已存在!", "提示")
Else
Dim kh As Row = Tables("客户表").AddNew()
kh("客户") = dd("客户")
kh("电话") = dd("电话")
kh("公司名称") = dd("公司名称")
MessageBox.Show("客户添加成功!", "提示")
End If