Dim txt As String = e.Sender.Text Dim dt As DataTable = DataTables("物资字典") If txt = "" dt.LoadFilter = "" Else txt = "'%" & txt & "%'" dt.LoadFilter = "[物资编码] Like " & txt & " Or [上级编号] Like " & txt & " Or [物资名称] Like " & txt & " Or [规格型号] Like " & txt & " Or [计量单位] Like " & txt End If