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run code in 150+ php & hhvm versions
Bugs & Features
<?php #$pattern = "#^/([a-z]{2})/([a-zA-Z0-9_-]++)/([a-zA-Z0-9_-]++)(/[^/]+)+/$#"; #$pattern = "#^/([a-z]{2})/([a-zA-Z0-9_-]++)/([a-zA-Z0-9_-]++)/(.*/)?+[/]{0,1}$#"; $pattern = "#^/([a-z]{2})/([a-zA-Z0-9_-]++)/([a-zA-Z0-9_-]++)(/.*+)+$#"; $pattern = "#^/([a-z]{2})/([a-zA-Z0-9_-]++)/([a-zA-Z0-9_-]++)(/.*+)+$#"; $pattern = "#^/([a-z]{2})/([a-zA-Z0-9_-]++)/([a-zA-Z0-9_-]++)(/[^/]+)?/$#"; #"#^/([a-z]{2})/([a-zA-Z0-9_-]++)/([a-zA-Z0-9_-]++)(/.*+)?+$#" #$pattern = "#^/([a-z]{2})/([a-zA-Z0-9_-]++)/([a-zA-Z0-9_-]++)(/.*+)?+[/]{0,1}$#"; $subject = '/en/user/login/foo/bar/'; var_dump(preg_match($pattern, $subject, $matches), $matches); $subject = '/en/user/login'; var_dump(preg_match($pattern, $subject, $matches), $matches);
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
int(0) array(0) { } int(0) array(0) { }