function getDarray($data,$pid = 0){

$result = array();

foreach($data as $v){

if($v['parentid'] == $pid){

$v['items'] = getDarray($data,$v['id']);

$result[] = $v;

}

}

return $result;

}

初始数组：

Array

(

[0] => Array

(

[id] => 3

[label] => 管理员添加

[parentid] => 14

[url] => /admin/admin/addadmin

[icon] => icon-desktop

)

[1] => Array

(

[id] => 5

[label] => 管理员删除

[parentid] => 14

[url] => /admin/admin/deleteadmin

[icon] => icon-desktop

)

[2] => Array

(

[id] => 14

[label] => 管理员管理

[parentid] => 1

[url] => /admin/admin/index

[icon] => icon-desktop

)

[3] => Array

(

[id] => 1

[label] => 管理员设置

[parentid] => 0

[url] => /admin/admin/init

[icon] => icon-desktop

)

[4] => Array

(

[id] => 4

[label] => 管理员修改

[parentid] => 14

[url] => /admin/admin/updateadmin

[icon] => icon-desktop

)

[5] => Array

(

[id] => 18

[label] => 菜单添加

[parentid] => 16

[url] => /admin/menu/addmenu

[icon] => icon-desktop

)

[6] => Array

(

[id] => 18

[label] => 菜单添加

[parentid] => 16

[url] => /admin/menu/addmenu

[icon] => icon-desktop

)

[7] => Array

(

[id] => 21

[label] => 菜单删除

[parentid] => 16

[url] => /admin/menu/deletemenu

[icon] => icon-desktop

)

[8] => Array

(

[id] => 16

[label] => 菜单列表

[parentid] => 15

[url] => /admin/menu/index

[icon] => icon-desktop

)

[9] => Array

(

[id] => 15

[label] => 菜单管理

[parentid] => 0

[url] => /admin/menu/init

[icon] => icon-desktop

)

[10] => Array

(

[id] => 20

[label] => 菜单修改

[parentid] => 16

[url] => /admin/menu/updatemenu

[icon] => icon-desktop

)

[11] => Array

(

[id] => 6

[label] => 角色添加

[parentid] => 17

[url] => /admin/role/addrole

[icon] => icon-desktop

)

[12] => Array

(

[id] => 8

[label] => 角色删除

[parentid] => 17

[url] => /admin/role/deleterole

[icon] => icon-desktop

)

[13] => Array

(

[id] => 17

[label] => 角色管理

[parentid] => 2

[url] => /admin/role/index

[icon] => icon-desktop

)

[14] => Array

(

[id] => 2

[label] => 角色设置

[parentid] => 0

[url] => /admin/role/init

[icon] => icon-desktop

)

[15] => Array

(

[id] => 7

[label] => 角色修改

[parentid] => 17

[url] => /admin/role/updaterole

[icon] => icon-desktop

)

[16] => Array

(

[id] => 11

[label] => 栏目管理

[parentid] => 10

[url] => /content/category/index

[icon] => icon-desktop

)

[17] => Array

(

[id] => 10

[label] => 内容设置

[parentid] => 0

[url] => /content/category/init

[icon] => icon-desktop

)

[18] => Array

(

[id] => 13

[label] => 模型管理

[parentid] => 10

[url] => /content/sitemodel/index

[icon] => icon-desktop

)

)

生成多级数组 如下：

Array

(

[0] => Array

(

[id] => 1

[label] => 管理员设置

[parentid] => 0

[url] => /admin/admin/init

[icon] => icon-desktop

[items] => Array

(

[0] => Array

(

[id] => 14

[label] => 管理员管理

[parentid] => 1

[url] => /admin/admin/index

[icon] => icon-desktop

[items] => Array

(

[0] => Array

(

[id] => 3

[label] => 管理员添加

[parentid] => 14

[url] => /admin/admin/addadmin

[icon] => icon-desktop

[items] => Array

(

)

)

[1] => Array

(

[id] => 5

[label] => 管理员删除

[parentid] => 14

[url] => /admin/admin/deleteadmin

[icon] => icon-desktop

[items] => Array

(

)

)

[2] => Array

(

[id] => 4

[label] => 管理员修改

[parentid] => 14

[url] => /admin/admin/updateadmin

[icon] => icon-desktop

[items] => Array

(

)

)

)

)

)

)

[1] => Array

(

[id] => 15

[label] => 菜单管理

[parentid] => 0

[url] => /admin/menu/init

[icon] => icon-desktop

[items] => Array

(

[0] => Array

(

[id] => 16

[label] => 菜单列表

[parentid] => 15

[url] => /admin/menu/index

[icon] => icon-desktop

[items] => Array

(

[0] => Array

(

[id] => 18

[label] => 菜单添加

[parentid] => 16

[url] => /admin/menu/addmenu

[icon] => icon-desktop

[items] => Array

(

)

)

[1] => Array

(

[id] => 18

[label] => 菜单添加

[parentid] => 16

[url] => /admin/menu/addmenu

[icon] => icon-desktop

[items] => Array

(

)

)

[2] => Array

(

[id] => 21

[label] => 菜单删除

[parentid] => 16

[url] => /admin/menu/deletemenu

[icon] => icon-desktop

[items] => Array

(

)

)

[3] => Array

(

[id] => 20

[label] => 菜单修改

[parentid] => 16

[url] => /admin/menu/updatemenu

[icon] => icon-desktop

[items] => Array

(

)

)

)

)

)

)

[2] => Array

(

[id] => 2

[label] => 角色设置

[parentid] => 0

[url] => /admin/role/init

[icon] => icon-desktop

[items] => Array

(

[0] => Array

(

[id] => 17

[label] => 角色管理

[parentid] => 2

[url] => /admin/role/index

[icon] => icon-desktop

[items] => Array

(

[0] => Array

(

[id] => 6

[label] => 角色添加

[parentid] => 17

[url] => /admin/role/addrole

[icon] => icon-desktop

[items] => Array

(

)

)

[1] => Array

(

[id] => 8

[label] => 角色删除

[parentid] => 17

[url] => /admin/role/deleterole

[icon] => icon-desktop

[items] => Array

(

)

)

[2] => Array

(

[id] => 7

[label] => 角色修改

[parentid] => 17

[url] => /admin/role/updaterole

[icon] => icon-desktop

[items] => Array

(

)

)

)

)

)

)

[3] => Array

(

[id] => 10

[label] => 内容设置

[parentid] => 0

[url] => /content/category/init

[icon] => icon-desktop

[items] => Array

(

[0] => Array

(

[id] => 11

[label] => 栏目管理

[parentid] => 10

[url] => /content/category/index

[icon] => icon-desktop

[items] => Array

(

)

)

[1] => Array

(

[id] => 13

[label] => 模型管理

[parentid] => 10

[url] => /content/sitemodel/index

[icon] => icon-desktop

[items] => Array

(

)

)

)

)

)