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<?php # https://stackoverflow.com/a/7743974/367456 function _data($data) { return preg_replace('/[^\w_]+/u', '', $data); } var_dump(namespace\_data('Текст Removethis- and this _#$)( and also this $*@&$'));
Output for git.master, git.master_jit, rfc.property-hooks
string(39) "ТекстRemovethisandthis_andalsothis"

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