It specifies Style Set which is applied to individual data row or the rows of specified range.
It is used as rowStyles property of body and automatically created when initialize body.
You can set both types of styles by assign method or individually set them by calling setRow or setRange.
grid.body().rowStyles().assign({
'11': { background: '#20ff0000' },
'rows': [{
'range': 'row % 2 == 1',
'styles': { background: '#080000ff'}
}]
});
// or
grid.body().setRowStyles({
...
});