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run code in 500+ PHP versions simultaneously
<?php $tests = [ 'file_name_here1.txt', 'some_other-file10.txt', 'file_name_1__123.txt', 'this_file_name_2__456.txt', ]; foreach ($tests as $test) { preg_match('/(.+?)(\d+)\.\w+$/', $test, $m); var_dump(array_slice($m, 1)); }
Output for 8.1.0 - 8.1.34, 8.2.0 - 8.2.30, 8.3.0 - 8.3.30, 8.4.1 - 8.4.22, 8.5.0 - 8.5.7
array(2) { [0]=> string(14) "file_name_here" [1]=> string(1) "1" } array(2) { [0]=> string(15) "some_other-file" [1]=> string(2) "10" } array(2) { [0]=> string(13) "file_name_1__" [1]=> string(3) "123" } array(2) { [0]=> string(18) "this_file_name_2__" [1]=> string(3) "456" }
preferences:
67.88 ms | 1037 KiB | 4 Q