$tree = new \nbczw8750\tree\DeepTree();
$tree->setConfig($primary = '', $parentId = '', $child = '');$data = $tree->makeTree($data);运行结果
print_r($data);
Array
(
[0] = Array
(
[id] = 1
[city] = 中国
[parent_id] = 0
[child] = Array
(
[0] = Array
(
[id] = 2
[city] = 北京
[parent_id] = 1
[child] = Array
(
[0] = Array
(
[id] = 3
[city] = 北京市
[parent_id] = 2
[child] = Array
(
[0] = Array
(
[id] = 4
[city] = 东城区
[parent_id] = 3
)
)
)
)
)
[1] = Array
(
[id] = 11
[city] = 上海
[parent_id] = 1
[child] = Array
(
[0] = Array
(
[id] = 12
[city] = 上海市
[parent_id] = 11
)
)
)
)
)
)