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{description}
{excerpt}The [Process|ExcelTemplate.Process()] method enters data source values in a template's data markers, and creates the output file \(the new spreadsheet\) in memory. The [Save|ExcelTemplate.Save] method can then save the output file to disk, stream it to the browser, or both.{excerpt}
{signature:C#}
 public virtual void Process()
{signature}{signature:vb.net}
Public Overridable Sub Process()
{signature}
{remarks}Call {{Process}} after [SetDataSource|ExcelTemplate.SetDataSource] and before [Save|ExcelTemplate.Save].

You can call {{Process}} only once for each instance of [ExcelTemplate].
          
{remarks}
{example}{code:csharp|title=C#}

          ExcelTemplate xlt = new ExcelTemplate();
          xlt.Open(Application["templatepath"] +
               @"\DataBinding\ArrayBindingTemplate2.xls");

          //--- Set a data source for the data marker "SimpleArray."
          string[] onedim = {"SoftArtisans", "OfficeWriter", "ExcelTemplate"};
          xlt.SetColumnDataSource(onedim, "SimpleArray");

          //--- Process the template to populate it with the data source data.
          xlt.Process();

          //--- Stream the processed document to the client.
          xlt.Save(Page.Response, "ArrayBinding.xls", false);
       {code}
{code:vb.net|title=vb.net}

          Dim xlt As New ExcelTemplate()
          xlt.Open(Application("templatepath") & _
               "\DataBinding\ArrayBindingTemplate2.xls")

          '--- Set a data source for the data marker "SimpleArray."
          Dim onedim As String() = {"SoftArtisans", "OfficeWriter", "ExcelTemplate"}
          xlt.SetColumnDataSource(onedim, "SimpleArray")

          '--- Process the template to populate it with the data source data.
          xlt.Process()

          '--- Stream the processed document to the client.
          xlt.Save(Page.Response, "ArrayBinding.xls", False)
        {code}

{example}