Combobox states

Default (empty)
Filled
Required
Invalid (empty)
Read-only (empty)
Read-only (filled)
Disabled (empty)
Disabled (filled)
{
    "combobox-state-0": null,
    "combobox-state-1": {
        "id": "two",
        "label": "Option two"
    },
    "combobox-state-2": null,
    "combobox-state-3": null,
    "combobox-state-4": null,
    "combobox-state-5": {
        "id": "two",
        "label": "Option two"
    },
    "combobox-state-6": null,
    "combobox-state-7": {
        "id": "two",
        "label": "Option two"
    }
}
Submit