Question

谁给我个PHP无限分类全代码呀！！！！能直接用的！

Answer 1

function fenlei($fid =0,$depth=0){
global $array;
$menu='';$tag_len=$depth;$depth++;
for($i=0;$i<count($array);$i++){
if($array[$i][fid] == $fid){
for($k=0;$k<$tag_len;$k++)
{
$menu.="   ";//这里是缩进的，级别越低越往里缩
}
$menu.= $array[$i][name]."<br/>";
$menu.=fenlei($array[$i][id],$depth);
}
}

return $menu;
}

$nanmu = fenlei();
echo $nanmu;

function fenlei($fid =0,$depth=0){
global $array;
$menu='';$tag_len=$depth;$depth++;
foreach($array as $value){
if($value[fid] == $fid){
for($k=0;$k<$tag_len;$k++)
{
$menu.="   ";//这里是缩进的，级别越低越往里缩
}
$menu.= $value[name]."<br/>";
$menu.=fenlei($value[id],$depth);
}
}

return $menu;
}

$nanmu = fenlei();
echo $nanmu;

Answer 2

<select name="cat_id" id="select" >
<option value="">请选择资讯分类</option>
<?php
sub_class(2,"",$cat_id,$qxall);
function sub_class($pid,$cut,$id,$qxall)
{

$sql = "SELECT * FROM wkcx_class WHERE pid='$pid' and id in($qxall) ORDER BY class_order ASC,id DESC";
mysql_query("set names 'utf8'");
$res = mysql_query($sql);
while($row = mysql_fetch_array($res))
{
?>
<option value='<?=$row['id']?>' <?php if($id==$row['id']) {echo "selected";} ?>><?=$cut.$row['class_name']?></option>
<?php
sub_class($row['id'],'|--'.$cut,$id,$qxall);
}
}
?>
</select>