HierarchicalCheckboxSetField::dataValue
Return the HierarchicalCheckboxSetField value as an string selected item keys, with sub arrays in square brackets.
TODO: would this be better as JSON, or some specific format? current format: 1,2,3[2,3,4,6],3,5[3,23],4 JSON: 1,2,3,4,5:{3,5,6}
Signature
public function dataValue()
Returns
- string