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<?php preg_match('#([%]2[0bB]|[=]|[+])[(]?[Ss][Ee][Ll][Ee][Cc][Tt]([%]2[0bB]|[+])[^\r\x00-\x19\x7f-\xff]+([%]2[0bB]|[+])[Ff][Rr][Oo][Mm]([%]2[0bB]|[+])#', "admin' OR '1' = '1' UNION ALL SELECT * FROM usera '", $a); var_dump($a);

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