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run code in 150+ php & hhvm versions
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<?php mb_regex_encoding("UTF-8"); mb_ereg_search_init('dogle|dog'); $a = mb_ereg_search_regs('\dog)', 'u'); print_r($a);
Output for 5.0.0 - 7.1.0
Warning: mb_ereg_search_regs(): mbregex compile err: unmatched close parenthesis in /in/G9VJa on line 4
Output for 4.3.4 - 4.4.9
Warning: mb_ereg_search_regs(): mbregex compile err: unmatched ) in /in/G9VJa on line 4
Output for 4.3.2 - 4.3.3
Fatal error: Call to undefined function: mb_regex_encoding() in /in/G9VJa on line 2
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Call to undefined function: mb_regex_encoding() in /in/G9VJa on line 2