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<?php $txt="Не неё, не в этом дело. Не удержать такого запала, правда не?"; var_dump(preg_match_all("~((^|\s|\W|\D)не(\W|\D))~Uiu", $txt, $out)); var_dump( $out );
Output for git.master, git.master_jit, rfc.property-hooks
int(4) array(4) { [0]=> array(4) { [0]=> string(5) "Не " [1]=> string(6) " не " [2]=> string(6) " Не " [3]=> string(6) " не?" } [1]=> array(4) { [0]=> string(5) "Не " [1]=> string(6) " не " [2]=> string(6) " Не " [3]=> string(6) " не?" } [2]=> array(4) { [0]=> string(0) "" [1]=> string(1) " " [2]=> string(1) " " [3]=> string(1) " " } [3]=> array(4) { [0]=> string(1) " " [1]=> string(1) " " [2]=> string(1) " " [3]=> string(1) "?" } }

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