pickerView(_:accessibilityLabelForComponent:)
Returns a string that identifies the picker view component.
Declaration
optional func pickerView(_ pickerView: UIPickerView, accessibilityLabelForComponent component: Int) -> String?Parameters
- pickerView:
The picker view object.
- component:
The component in the picker view that requires a label.
Return Value
A succinct label, in a localized string, that identifies the picker view component.
Discussion
Implement this optional method to ensure that the accessibility element representing the picker view provides an appropriate label for each component. The system prefers the pickerView(_:accessibilityAttributedLabelForComponent:) method over this one. For in-depth information on how to create an appropriate label, see Crafting Useful Labels and Hints.