$news = M('productbase'); function digui($idd){
$child=M('navclass')->where('f_id='.$idd)->select(); // print_r($child);
if(!empty($child)){
foreach($child as $v){
echo $v['id']."<br/>";
digui($v['id']);
} }
}
digui($id);
$news = M('productbase'); function digui($idd){ $child=M('navclass')->where('f_id='.$idd)->select(); // print_r($child); if(!empty($child)){ foreach($child as $v){ echo $v['id']."<br/>"; digui($v['id']); } } } digui($id);