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<?php $text = 'Call 123-456-7800 between 16:00 and 4:00 for confidential support'; $f = new NumberFormatter('en', NumberFormatter::SPELLOUT); echo preg_replace_callback( '/\b(\d)(\d)(\d)-(\d)(\d)(\d)-(\d)(\d)(\d)(\d)\b/', fn($m) => implode(' ', array_map([$f, 'format'], array_slice($m, 1))), $text );
Output for 8.5.1 - 8.5.3
Fatal error: Uncaught Error: Class "NumberFormatter" not found in /in/9Etnp:5 Stack trace: #0 {main} thrown in /in/9Etnp on line 5
Process exited with code 255.
Output for 8.1.34, 8.2.0 - 8.2.30, 8.3.0 - 8.3.30, 8.4.1 - 8.4.18, 8.5.0
Call one two three four five six seven eight zero zero between 16:00 and 4:00 for confidential support
preferences:
63.21 ms | 849 KiB | 4 Q