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run code in 150+ php & hhvm versions
Bugs & Features
<?php echo preg_replace('/(*UTF)\b/u', '<$0>', 'and рублей');
Output for 5.5.27 - 5.5.35, 5.6.11 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
<>and<> <>рублей<>
Output for 5.3.24 - 5.3.29, 5.4.14 - 5.5.26, 5.6.8 - 5.6.10
<>and<> <>�<>�ублей<>
Output for 4.4.9, 5.2.5 - 5.3.23, 5.4.0 - 5.4.13
Warning: preg_replace(): Compilation failed: (*VERB) not recognized at offset 5 in /in/9qtum on line 2
Output for 4.3.11 - 4.4.8, 5.0.0 - 5.2.4
Warning: preg_replace(): Compilation failed: nothing to repeat at offset 1 in /in/9qtum on line 2
Output for 4.3.0 - 4.3.10
Warning: Compilation failed: nothing to repeat at offset 1 in /in/9qtum on line 2