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<?php var_dump(check_input_data('wello', 'int')); var_dump(check_input_data('123groovybaby', 'int')); var_dump(check_input_data('345', 'int')); $legit_id = "345\ngroovybaby"; var_dump(check_input_data($legit_id, 'int')); function check_input_data($data, $type) { if (preg_match('/^[0-9]{1,10}$/D', $data) && $data < 2147483647) return true; }
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.34, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
NULL NULL bool(true) NULL
preferences:
239.11 ms | 404 KiB | 383 Q