[13.x] Replace `mb_split` with `preg_split` (#60012)
* Replace mb_split with preg_split in Str * Add some additional multibyte string tests
J
Jesper Noordsij committed
0de76c253050f285e361d28d5a5827d781db6b26
Parent: 328e74a
Committed by GitHub <noreply@github.com>
on 5/6/2026, 1:43:32 PM