In the SfDataGrid, you can use NumberFormatInfo in the SummaryColumn of the GridTableSummaryRow by deriving a new class from GridTableSummaryCellRenderer and override its OnUpdateEditBinding virtual method.
Note: By default, summary result is displayed based on the Format specified in SummaryColumn.
Refer to the following code example to remove the default GridTableSummaryCellRenderer and add the customized GridTableSummaryCellRendererExt to the renderer’s collection in the SfDataGrid.
The above formatting is applied to summary values as follows.
Figure 1:NumberFormatInfo is applied to summary values
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