1
我有以下陣列:PHP扁平化陣列和增加深度關鍵
Array
(
[0] => Array
(
[id] => 2
[title] => Root 2
[description] =>
[site_id] => 1
[parent_id] => 0
[created_at] =>
[updated_at] =>
[children] => Array
(
[0] => Array
(
[id] => 4
[title] => Child 2
[description] =>
[site_id] => 1
[parent_id] => 2
[created_at] =>
[updated_at] =>
[children] => Array
(
[0] => Array
(
[id] => 6
[title] => Child 4
[description] =>
[site_id] => 1
[parent_id] => 4
[created_at] =>
[updated_at] =>
)
)
)
)
)
[2] => Array
(
[id] => 7
[title] => Root 3
[description] =>
[site_id] => 1
[parent_id] => 0
[created_at] =>
[updated_at] =>
)
)
我想它壓扁爲類似以下內容:
Array
(
[0] => Array
(
[id] => 2
[title] => Root 2
[description] =>
[site_id] => 1
[parent_id] => 0
[created_at] =>
[updated_at] =>
[depth] => 0
)
[1] => Array
(
[id] => 4
[title] => Child 2
[description] =>
[site_id] => 1
[parent_id] => 2
[created_at] =>
[updated_at] =>
[depth] => 1
)
[2] => Array
(
[id] => 6
[title] => Child 4
[description] =>
[site_id] => 1
[parent_id] => 4
[created_at] =>
[updated_at] =>
[depth] => 2
)
[3] => Array
(
[id] => 7
[title] => Root 3
[description] =>
[site_id] => 1
[parent_id] => 0
[created_at] =>
[updated_at] =>
[depth] => 0
)
)
注「深度」鍵 - 這應指出原始陣列中元素有多深
自調用/遞歸函數沒有問題
任何想法?
你有沒有對此做過任何嘗試?你在哪裏遇到問題? – 2014-09-26 17:57:44