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<?php function search($input) { $result = $input; for($a=0;$a<count($input);$a++) { for($b=0;$b<count($input);$b++) { $d=""; for($c=1;$c<$b;$c++) { $d = $d . $input[$a+$c-1]; } $result[]= $d; } } return array_filter(array_unique($result)); } print json_encode(search(["a", "b"])) . "\n"; print json_encode(search(["a", "b", "c"]));
Output for git.master, git.master_jit, rfc.property-hooks
["a","b"] ["a","b","c"]

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