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<?php $string = <<<STRING 34.345.32.1:9032 4.3.21.234 2023 45.31.45.324:1025 STRING; preg_match_all('~(\d{1,3}(?:\.\d{1,3}){3})[: ]\K\d{4}~', $string, $matches, PREG_SET_ORDER); var_export(array_map('array_reverse', $matches));
Output for git.master, git.master_jit, rfc.property-hooks
array ( 0 => array ( 0 => '34.345.32.1', 1 => '9032', ), 1 => array ( 0 => '4.3.21.234', 1 => '2023', ), 2 => array ( 0 => '45.31.45.324', 1 => '1025', ), )

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