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<?php $name = 'setup_run_my_funcs'; if (preg_match('~^(setup|teardown)_?(file|run)?_?(.*)~i', $name, $matches)) { var_dump($matches); }
Output for 7.3.0 - 7.3.31, 7.4.0 - 7.4.25, 8.0.0 - 8.0.12, 8.1rc1 - rc3
array(4) { [0]=> string(18) "setup_run_my_funcs" [1]=> string(5) "setup" [2]=> string(3) "run" [3]=> string(8) "my_funcs" }

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