phpFLEA中二叉树数组的遍历输出_PHP教程

function preTree($cat){ 
foreach ($cat as $c){ 
?> 
">:
 

 
 
 
">:
 
if(isset($s['childrens'])){ 
?>
$this->preTree($s['childrens']); 
?>
} 
?> 

 
 
 
 
} 
} 
?> 


http://www.bkjia.com/PHPjc/326123.htmlwww.bkjia.comtruehttp://www.bkjia.com/PHPjc/326123.htmlTechArticle但是要怎样遍历这个方法产生的二叉树数组呢？以下是我的做法：  代码如下:
?php function preTree($cat){ foreach ($cat as $c){ ? pa href="http...