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📅  最后修改于: 2022-03-11 14:54:14.340000             🧑  作者: Mango
preg_match('/^(?=.*\d)(?=.*[@#\-_$%^&+=§!\?])(?=.*[a-z])(?=.*[A-Z])[0-9A-Za-z@#\-_$%^&+=§!\?]{8,20}$/',$password)