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<?php foreach (['?', '*', '`', '|'] as $value) { $result = preg_match("/[\!\#\$\%\(\)\*\+\-\.\/\:;\=\?\@\[\]\^_`\{\|\}]+|[0-9]+/", $value); var_dump(compact('value', 'result')); }

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21.72 ms | 476 KiB | 4 Q