(PHP 5 >= 5.5.0, PHP 7, PHP 8)
This break iterator identifies the boundaries between UTF-8 code points.
$locale = null): ?IntlBreakIterator$locale = null): ?IntlBreakIterator$locale = null): ?IntlBreakIterator$locale = null): ?IntlBreakIterator$locale = null): ?IntlBreakIterator$type = IntlPartsIterator::KEY_SEQUENTIAL): IntlPartsIterator