How to disable check box in dropdown?

[kalandher]

is saw there is way to customize label but is there a way to disable check box based on data in dropdown?

[georgi-kirov]

To disable item in the dropdown just add disabled: true for the item.

this.dropdownData = responseData
   .map((dataItem, index) => ({
      id: dataItem.id,
      itemName: dataItem.number,
      disabled: index % 2 ? true : false
  }))