One possible solution 1.  procedure TMainmForm.UnimFormCreate(Sender: TObject); var Cols: string; I: Byte; begin with UnimDBListGrid1 do begin for I := 0 to Columns.Count-1 do Cols := Cols + '"' + Columns[I].FieldName + '",'; Cols := '[' + Cols + ']'; JSInterface.JSAssign('fieldsNames', [JSInterface.JSStatement(Cols)]); end; end; 2.  function beforeInit(sender, config) { config.itemTpl = new Ext.XTemplate( '<table>' + ' &l
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