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run code in 150+ php & hhvm versions
Bugs & Features
<?php var_dump(setlocale(LC_TEXT, 'ru_RU.UTF-8')); var_dump(preg_match_all('/\\w+/', "-foo-barлолbaz-", $m), $m);
based on L2c3q
Output for hhvm-3.12.0, 7.0.0 - 7.1.0
Notice: Use of undefined constant LC_TEXT - assumed 'LC_TEXT' in /in/1ei5i on line 2 Warning: setlocale() expects parameter 1 to be integer, string given in /in/1ei5i on line 2 NULL int(3) array(1) { [0]=> array(3) { [0]=> string(3) "foo" [1]=> string(3) "bar" [2]=> string(3) "baz" } }
Output for hhvm-3.10.0

Process exited with code 153.
Output for 5.3.0 - 5.6.28
Notice: Use of undefined constant LC_TEXT - assumed 'LC_TEXT' in /in/1ei5i on line 2 Deprecated: setlocale(): Passing locale category name as string is deprecated. Use the LC_* -constants instead in /in/1ei5i on line 2 Warning: setlocale(): Invalid locale category name LC_TEXT, must be one of LC_ALL, LC_COLLATE, LC_CTYPE, LC_MONETARY, LC_NUMERIC, or LC_TIME in /in/1ei5i on line 2 bool(false) int(3) array(1) { [0]=> array(3) { [0]=> string(3) "foo" [1]=> string(3) "bar" [2]=> string(3) "baz" } }
Output for 5.2.5 - 5.2.17
Notice: Use of undefined constant LC_TEXT - assumed 'LC_TEXT' in /in/1ei5i on line 2 Warning: setlocale(): Passing locale category name as string is deprecated. Use the LC_* -constants instead in /in/1ei5i on line 2 Warning: setlocale(): Invalid locale category name LC_TEXT, must be one of LC_ALL, LC_COLLATE, LC_CTYPE, LC_MONETARY, LC_NUMERIC, or LC_TIME in /in/1ei5i on line 2 bool(false) int(3) array(1) { [0]=> array(3) { [0]=> string(3) "foo" [1]=> string(3) "bar" [2]=> string(3) "baz" } }
Output for 4.3.2 - 5.2.4
Notice: Use of undefined constant LC_TEXT - assumed 'LC_TEXT' in /in/1ei5i on line 2 Warning: setlocale(): Passing locale category name as string is deprecated. Use the LC_* -constants instead. in /in/1ei5i on line 2 Warning: setlocale(): Invalid locale category name LC_TEXT, must be one of LC_ALL, LC_COLLATE, LC_CTYPE, LC_MONETARY, LC_NUMERIC, or LC_TIME. in /in/1ei5i on line 2 bool(false) int(3) array(1) { [0]=> array(3) { [0]=> string(3) "foo" [1]=> string(3) "bar" [2]=> string(3) "baz" } }
Output for 4.3.0 - 4.3.1
Notice: Use of undefined constant LC_TEXT - assumed 'LC_TEXT' in /in/1ei5i on line 2 Warning: setlocale() [http://www.php.net/function.setlocale]: Passing locale category name as string is deprecated. Use the LC_* -constants instead. in /in/1ei5i on line 2 Warning: setlocale() [http://www.php.net/function.setlocale]: Invalid locale category name LC_TEXT, must be one of LC_ALL, LC_COLLATE, LC_CTYPE, LC_MONETARY, LC_NUMERIC, or LC_TIME. in /in/1ei5i on line 2 bool(false) int(3) array(1) { [0]=> array(3) { [0]=> string(3) "foo" [1]=> string(3) "bar" [2]=> string(3) "baz" } }