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<?php $arr = array("stati3on8", "2ndExit", "block9a", "floor5"); var_dump(minMaxNum($arr)); die(); function minMaxNum ($arr = array()) { $min = $max = null;$all_nums = array(); foreach ($arr as $value) { $value = preg_split('/(?<=\d)(?=[a-zA-Z])|(?<=[a-zA-Z])(?=\d)/i', $value); $value = array_filter($value, function ($n){ if(!is_numeric($n)) { unset($n); }else { return $n; } }); array_push($all_nums, $value); } return $all_nums; }
Output for 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 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 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
array(4) { [0]=> array(2) { [1]=> string(1) "3" [3]=> string(1) "8" } [1]=> array(1) { [0]=> string(1) "2" } [2]=> array(1) { [1]=> string(1) "9" } [3]=> array(1) { [1]=> string(1) "5" } }
Output for 8.3.5
Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0 array(4) { [0]=> array(2) { [1]=> string(1) "3" [3]=> string(1) "8" } [1]=> array(1) { [0]=> string(1) "2" } [2]=> array(1) { [1]=> string(1) "9" } [3]=> array(1) { [1]=> string(1) "5" } }

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261.98 ms | 402 KiB | 284 Q