php简单实现无限分类树形列表的方法_PHP教程

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php简单实现无限分类树形列表的方法

 这篇文章主要介绍了php简单实现无限分类树形列表的方法,实例分析了php通过数组实现树形列表的技巧,具有一定参考借鉴价值,需要的朋友可以参考下

 

 

本文实例讲述了php简单实现无限分类树形列表的方法。分享给大家供大家参考。具体如下:

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$items = array(

1 => array('id' => 1, 'pid' => 0, 'name' => '江西省'),

2 => array('id' => 2, 'pid' => 0, 'name' => '黑龙江省'),

3 => array('id' => 3, 'pid' => 1, 'name' => '南昌市'),

4 => array('id' => 4, 'pid' => 2, 'name' => '哈尔滨市'),

5 => array('id' => 5, 'pid' => 2, 'name' => '鸡西市'),

6 => array('id' => 6, 'pid' => 4, 'name' => '香坊区'),

7 => array('id' => 7, 'pid' => 4, 'name' => '南岗区'),

8 => array('id' => 8, 'pid' => 6, 'name' => '和兴路'),

9 => array('id' => 9, 'pid' => 7, 'name' => '西大直街'),

10 => array('id' => 10, 'pid' => 8, 'name' => '东北林业大学'),

11 => array('id' => 11, 'pid' => 9, 'name' => '哈尔滨工业大学'),

12 => array('id' => 12, 'pid' => 8, 'name' => '哈尔滨师范大学'),

13 => array('id' => 13, 'pid' => 1, 'name' => '赣州市'),

14 => array('id' => 14, 'pid' => 13, 'name' => '赣县'),

15 => array('id' => 15, 'pid' => 13, 'name' => '于都县'),

16 => array('id' => 16, 'pid' => 14, 'name' => '茅店镇'),

17 => array('id' => 17, 'pid' => 14, 'name' => '大田乡'),

18 => array('id' => 18, 'pid' => 16, 'name' => '义源村'),

19 => array('id' => 19, 'pid' => 16, 'name' => '上坝村'),

20 => array('id' => 20, 'pid' => 0, 'name' => '广东省'),

21 => array('id' => 21, 'pid' => 20, 'name' => '广州市'),

);

$t = array();

foreach ($items as $id => $item) {

if ($item['pid']) {

$items[$item['pid']][$item['id']] = &$items[$item['id']];

$t[] = $id;

}

}

foreach($t as $u) {

unset($items[$u]);

}

echo "

";
            <p>print_r($items);</p>
            
            
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希望本文所述对大家的php程序设计有所帮助。

www.bkjia.comtruehttp://www.bkjia.com/PHPjc/975130.htmlTechArticlephp简单实现无限分类树形列表的方法 这篇文章主要介绍了php简单实现无限分类树形列表的方法,实例分析了php通过数组实现树形列表的技巧...
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