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<?php echo preg_replace('/(*UCP)\b/', '<$0>', 'and рублей').PHP_EOL; echo preg_replace('/(*UTF8)\b/', '<$0>', 'and рублей').PHP_EOL; echo preg_replace('/\b/u', '<$0>', 'and рублей').PHP_EOL; echo setlocale();
Output for git.master, git.master_jit, rfc.property-hooks
<>and<> <>�<>�<>�<>�<>�<>�<>�<>�<>ей<> <>and<> рублей <>and<> <>рублей<> Fatal error: Uncaught ArgumentCountError: setlocale() expects at least 2 arguments, 0 given in /in/ar7WU:5 Stack trace: #0 /in/ar7WU(5): setlocale() #1 {main} thrown in /in/ar7WU on line 5
Process exited with code 255.

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