Online PHP editor | refs for CUbUQ

<?php function hydratePath(array $result, ?string $path): array { if (sscanf($path ?? '', '%[^/]/%s', $first, $rest) < 2) { $result[] = $first ?? $path; } else { $result[$first] ??= []; $result[$first] = (__FUNCTION__)($result[$first], $rest); } return $result; } $array = [ 'invoice/products/data/item1', '', null, 'invoice/products/data/item2', 'invoice/products/filename', 'invoice/products/data/item2', 'foo/bar/baz', '', 'aaa/bbb' ]; var_export(array_reduce($array, "hydratePath", []));