formatEnglishDateTimeByUnicodePattern

Return

A string representing the formatted date and time according to the provided Unicode pattern and language preferences.

The function supports the following placeholders in the unicodePattern:

• yyyy: Four-digit year (e.g., "2025" or "२०२५")

• yy: Two-digit year (e.g., "25" or "२५")

• MMMM: Full month name (e.g., "January" or "जनवरी")

• MMM: Abbreviated month name (e.g., "Jan" or "जन")

• MM: Two-digit month (e.g., "01" or "०१")

• M: Month number, no padding (e.g., "1" or "१")

• dd: Two-digit day of month (e.g., "04" or "०४")

• d: Day of month, no padding (e.g., "4" or "४")

• D: Day of the year (1–366) (e.g., "123" or "१२३")

• w: Week of the year (e.g., "23" or "२३")

• EEEE: Full weekday name (e.g., "Monday" or "सोमबार")

• E: Medium weekday name (e.g., "Mon" or "सोम")

• EEEEE: Short weekday name, if defined (e.g., "M" or "स")

• ee: Two-digit day of week (e.g., "02" or "०२")

• e: Day of week, no padding (e.g., "2" or "२")

• HH: Hour in 24-hour format (00–23) (e.g., "08" or "०८")

• H: Hour in 24-hour format, no padding (e.g., "8" or "८")

• hh: Hour in 12-hour format (01–12) (e.g., "01" or "०१")

• h: Hour in 12-hour format, no padding (e.g., "1" or "१")

• mm: Minutes, two-digit (e.g., "05" or "०५")

• m: Minutes, no padding (e.g., "5" or "५")

• ss: Seconds, two-digit (e.g., "09" or "०९")

• s: Seconds, no padding (e.g., "9" or "९")

• SSSS: Four-digit nanosecond precision (e.g., "1234" or "१२३४")

• SSS: Millisecond precision (e.g., "123" or "१२३")

• SS: Two-digit fractional seconds (e.g., "12" or "१२")

• S: One-digit fractional second (e.g., "1" or "१")

• a: Lowercase AM/PM or localized period (e.g., "am" or "बिहान")

• A: Uppercase AM/PM or localized period (e.g., "AM" or "साँझ")

Example usage:

val calendar = CustomCalendar(year = 2025, month = 5, dayOfMonth = 14, dayOfWeek = 3,...)
val time = SimpleTime(hour = 15, minute = 30, second = 45, nanosecond = 123)
val formattedDateTime = formatEnglishDateTimeByUnicodePattern(
    "yyyy-MM-dd EEEE hh:mm:ss a",
    calendar,
    time
)
// formattedDateTime: "2025-05-14 Tuesday 03:30:45 PM"