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run code in 300+ PHP versions simultaneously
<?php function foo() { var_dump(preg_match_all('/\\w+/u', "-foo-barлолbaz-", $m), $m); } foo(); var_dump(setlocale(LC_COLLATE, 'ru_RU.UTF-8', 'ru_RU', 'ru')); foo();
Output for 7.2.29 - 7.2.33, 7.3.16 - 7.3.33, 7.4.3 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
int(2) array(1) { [0]=> array(2) { [0]=> string(3) "foo" [1]=> string(12) "barлолbaz" } } string(11) "ru_RU.UTF-8" int(2) array(1) { [0]=> array(2) { [0]=> string(3) "foo" [1]=> string(12) "barлолbaz" } }
Output for 5.3.4 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.7 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.10, 7.2.0, 7.4.0
int(2) array(1) { [0]=> array(2) { [0]=> string(3) "foo" [1]=> string(12) "barлолbaz" } } bool(false) int(2) array(1) { [0]=> array(2) { [0]=> string(3) "foo" [1]=> string(12) "barлолbaz" } }
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.3
int(3) array(1) { [0]=> array(3) { [0]=> string(3) "foo" [1]=> string(3) "bar" [2]=> string(3) "baz" } } bool(false) int(3) array(1) { [0]=> array(3) { [0]=> string(3) "foo" [1]=> string(3) "bar" [2]=> string(3) "baz" } }

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