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<?php
$conn = mysql_connect("localhost","root","");
mysql_select_db("class");
mysql_query("set names gbk");
$res = mysql_query("select * from cate");
while ($row = mysql_fetch_array($res)){
$arr[] = array($row['id'],$row['f_id'],$row['cate_name']);
}
function fenlei ($f_id = 0,$level = 0){
global $arr;
for ($i = 0;$i<count($arr);$i++){
if($arr[$i][1] == $f_id){
echo str_repeat('-', $level) .$arr[$i][2]."</option><option>";
fenlei($arr[$i][0],$level+1);
}
}
}
?>
<select>
<option>
<?php fenlei();?>
</option>
</select> |
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