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run code in 200+ php & hhvm versions
Bugs & Features
<?php echo preg_match('rodrigo capile', '/(\w+) (\w+)/');
based on hJDTn
Output for 4.3.11 - 7.2.0
Warning: preg_match(): Delimiter must not be alphanumeric or backslash in /in/mUSqZ on line 3
Output for 4.3.0 - 4.3.10
Warning: Delimiter must not be alphanumeric or backslash in /in/mUSqZ on line 3