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我试图从SQLDataSource筛选数据POSTCODE_Data通过文本框名称PostCode1。如何筛选来自SQLDataSource的数据
我这样做是通过使用.Rowfilter
属性,但它不起作用。结果,POSTCODE_Data仍未被过滤。
我需要做些什么才能获得理想的效果?
Protected Sub Button1_Click(sender As Object, e As EventArgs) Handles Button1.Click
Dim dv As DataView
Dim recPostDes As String
Dim recMiles As Integer
dv = CType(POSTCODE_Data.Select(DataSourceSelectArguments.Empty), DataView)
dv.RowFilter = "POSTCODE = '" & PostCode1.Text & "%'"
recPostDes = CType(dv.Table.Rows(0)(3), String)
recMiles = CType(dv.Table.Rows(0)(5), Integer)
If recMiles > 0 Then
Des1.Text = recPostDes
Mile1.Text = recMiles
End If
End Sub
谢谢你这么多:) –