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<?php $re = '/(?:\d+\.\d+)(?: \d+\.\d+){2}(?: \d+){3}\s*|\G(?!^)(\d+(\.\d+)?)\s/'; $str = '0.91 0.45 0.69 58 47 45 23 83 90 $595 NO IDL'; preg_match_all($re, $str, $matches, PREG_SET_ORDER, 0); $result = array_map(function($x){ return $x[1]; }, array_slice($matches, 1)); var_dump($result);
Output for 7.1.0 - 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 - 8.3.28, 8.4.1 - 8.4.14, 8.5.0
array(3) { [0]=> string(2) "23" [1]=> string(2) "83" [2]=> string(2) "90" }
Output for 8.4.15
/bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.35' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.34' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15)
Process exited with code 1.

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