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run code in 150+ php & hhvm versions
Bugs & Features
<?php echo preg_match('/[\x{c2a4}]/u', 'ยค');
Output for 4.3.3 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
0
Output for 4.3.0 - 4.3.2
Warning: Compilation failed: characters with values > 255 are not yet supported in classes at offset 8 in /in/RsGE7 on line 3