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Can I do this?<br />
Dim my_table as datatable<br />
my_table.reset()<br />

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Can I do this?
Dim my_table as datatable
my_table.reset()


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<div class="content wysiwyg-content">
When pageload the first time, it looks fine. The second time, it keeps adding &quot;- test&quot; to column_tmp. How can I reset my_table the second time it reload? <br />
pageload<br />
<br />
my_table is datatable<br />
<br />
<br />
&nbsp;<br />
<br />
For Each column As DataColumn In my_table.Columns<br />
<br />
&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; Dim column_tmp As String = column.ColumnName<br />
&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; Dim RequestAs String = Get_data(Session(&quot;test&quot;), column_tmp)<br />
<br />
&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; If RequestIsNot Nothing Then<br />
&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; my_table.Columns(column_tm<wbr />p).ColumnN<wbr />ame = Request_columnname<br />
&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;<br />
&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; Else<br />
&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;<br />
&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; my_table.Columns(column_tm<wbr />p).ColumnN<wbr />ame = column_tmp &amp;&nbsp; &quot;&nbsp;- test&quot;<br />
&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;<br />
&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; End If<br />
Next
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When pageload the first time, it looks fine. The second time, it keeps adding "- test" to column_tmp. How can I reset my_table the second time it reload? 
pageload

my_table is datatable


 

For Each column As DataColumn In my_table.Columns

                Dim column_tmp As String = column.ColumnName
                Dim RequestAs String = Get_data(Session("test"), column_tmp)

                If RequestIsNot Nothing Then
                    my_table.Columns(column_tmp).ColumnName = Request_columnname
                   
                Else
                 
                    my_table.Columns(column_tmp).ColumnName = column_tmp &  " - test"
                           
                End If
Next

Datatable reset

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