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<?php $re = '/([\D]+)|([\d]+)/'; $str = 'a74b8c0d3845e7'; preg_match_all($re, $str, $matches); print_r(array_filter($matches[1]));print_r($matches[2]);
Output for git.master, git.master_jit, rfc.property-hooks
Array ( [0] => a [2] => b [4] => c [6] => d [8] => e ) Array ( [0] => [1] => 74 [2] => [3] => 8 [4] => [5] => 0 [6] => [7] => 3845 [8] => [9] => 7 )

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