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<?php $string = '43_this_2 is test'; preg_match('/(?P<test>\w+)/', $string, $matches); // basic syntax var_dump($matches['test']); preg_match('/(?<test>.+)/', $string, $matches); // alternative var_dump($matches['test']); preg_match("/(?'test'.+)/", $string, $matches); // alternative var_dump($matches['test']); echo preg_replace('/\{(\w+)\}/', '(?<\1>\w+)', '/users/{user}/photos/{photo}');
Output for git.master, git.master_jit, rfc.property-hooks
string(9) "43_this_2" string(17) "43_this_2 is test" string(17) "43_this_2 is test" /users/(?<user>\w+)/photos/(?<photo>\w+)

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