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<?php $string = '"smo6@krasnoyarsk.russvet.ru" <smo6@krasnoyarsk.russvet.ru>'; $pattern = '/[a-z0-9_\-\+\.]+@[a-z0-9\-]+\.([a-z]{2,4})(?:\.[a-z]{2})?/i'; preg_match_all($pattern, $string, $matches); var_dump($matches[0]); preg_match_all("/[\._a-zA-Z0-9-]+@[\._a-zA-Z0-9-]+/i", $string, $matches); print_r($matches[0]); ?>
Output for 8.0.1 - 8.0.30, 8.1.0 - 8.1.24, 8.2.0 - 8.2.11
array(2) { [0]=> string(21) "smo6@krasnoyarsk.russ" [1]=> string(21) "smo6@krasnoyarsk.russ" } Array ( [0] => smo6@krasnoyarsk.russvet.ru [1] => smo6@krasnoyarsk.russvet.ru )

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