vb.net DataTable.Rows.IndexOf 如何使用？

vb.net中如何使用数据表DataTable的Rows.IndexOf方法呢

希望提供完整实例。

[解决办法]

VB.NET code

        Dim oDatatable As DataTable = New DataTable("TestDatetable")        For i As Integer = 1 To 5            oDatatable.Columns.Add("Column" + i.ToString())        Next        For i As Integer = 1 To 10            Dim oDataRow As DataRow = oDatatable.NewRow()            For Each oDataColumn As DataColumn In oDatatable.Columns                oDataRow(oDataColumn) = "行" + i.ToString()            Next            oDatatable.Rows.Add(oDataRow)        Next        For Each oDR As DataRow In oDatatable.Rows            MsgBox(oDatatable.Rows.IndexOf(oDR))        Next