$items = array(
1 => array('id' => 1, 'pid' => 0, 'name' => '江西省'),
2 => array('id' => 2, 'pid' => 0, 'name' => '黑龍江省'),
3 => array('id' => 3, 'pid' => 1, 'name' => '南昌市'),
4 => array('id' => 4, 'pid' => 2, 'name' => '哈爾濱市'),
5 => array('id' => 5, 'pid' => 2, 'name' => '雞西市'),
6 => array('id' => 6, 'pid' => 4, 'name' => '香坊區'),
7 => array('id' => 7, 'pid' => 4, 'name' => '南崗區'),
8 => array('id' => 8, 'pid' => 6, 'name' => '和興路'),
9 => array('id' => 9, 'pid' => 7, 'name' => '西大直街'),
10 => array('id' => 10, 'pid' => 8, 'name' => '東北林業大學'),
11 => array('id' => 11, 'pid' => 9, 'name' => '哈爾濱工業大學'),
12 => array('id' => 12, 'pid' => 8, 'name' => '哈爾濱師範大學'),
13 => array('id' => 13, 'pid' => 1, 'name' => '贛州市'),
14 => array('id' => 14, 'pid' => 13, 'name' => '贛縣'),
15 => array('id' => 15, 'pid' => 13, 'name' => '於都縣'),
16 => array('id' => 16, 'pid' => 14, 'name' => '茅店鎮'),
17 => array('id' => 17, 'pid' => 14, 'name' => '大田鄉'),
18 => array('id' => 18, 'pid' => 16, 'name' => '義源村'),
19 => array('id' => 19, 'pid' => 16, 'name' => '上壩村'),
);
function genTree($items) {
$tree = array(); //格式化好的樹
foreach ($items as $item)
if (isset($items[$item['pid']]))
$items[$item['pid']]['son'][] = &$items[$item['id']];
else
$tree[] = &$items[$item['id']];
return $tree;
}
本作品採用《CC 協議》，轉載必須註明作者和本文連結