displayName
fun ERROR CLASS: Symbol not found for DayOfWeek.displayName(narrow: Boolean = false, locale: Locale = Locale.getDefault()): String
Localized weekday name, short ("Mon") or narrow ("M").
fun ERROR CLASS: Symbol not found for YearMonth.displayName(locale: Locale = Locale.getDefault()): String
Localized month + year title, e.g. "July 2026".
fun ERROR CLASS: Symbol not found for Month.displayName(short: Boolean = false, locale: Locale = Locale.getDefault()): String
Localized standalone month name, e.g. "July" or "Jul".