SMART datagrid v.1 > Classes > GridDataSet
Change the value of field which is specified by field of data row corresponding to rowIndex location.
You can specify field index or field name in field.
var index = grid.focusedIndex();
if (index.isDataCell(grid)) {
var value = $('#salary').val();
ds.setValue(index.getDataIndex(grid), index.getDataField(), value);
}