formatTimeOfDay

fun formatTimeOfDay(hour: Int, minute: Int, second: Int, nanosecond: Int): String(source)

Format a time of day as HH:mm:ss, gaining a .nnnnnnnnn fractional part only when nanosecond is non-zero.

Examples: "09:30:00", "23:59:59.123456789". Always Latin digits and 24-hour form. For display output use formatTimeEnglish or formatTimeNepali instead.