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<?php $re = '/(\d+)\([A-Z]\+?\)/'; $str = '33(F) 15352(1) 24 31 55(B+) 15360(1) 6 32 38 70(A) 2 3 4 5 6 7 8 9 10 10 *Passed with Grace Marks *SID: Student ID; SchemeID: The scheme applicable to the student. Date on which pdf made: 09/10/2018 RTSID: 2018100901520151640002'; preg_match_all($re, $str, $matches); var_dump(array_map('intval',$matches[1]));
Output for 7.1.25 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.27, 8.4.1 - 8.4.14
array(3) { [0]=> int(33) [1]=> int(55) [2]=> int(70) }

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