一下使我写的,帮忙看看!function getnewschild($id)//递归得到新闻的分类
{
$count=$count+2;
$sql="select * from newschoose where id='$id'";
$sql_obj=$this->dbsingleresult($sql);
$belongid=$sql_obj->belongid;
$indexid=$sql_obj->indexid;
$name=$sql_obj->name;//主题
//echo "<br>"; $sql="select * from newschoose where belongid='$id'";//所有的子内容
$sql_result=$this->dbquery($sql);
$num=mysql_num_rows($sql_result);
if ($num==0)
{
}
else
{
while($sql_obj=mysql_fetch_object($sql_result))
{
echo $name;
echo "<br>";
for ($k=0;$k<$count;$k++)
echo "  ";
echo $sql_obj->name;
echo "<br>";
$this->getnewschild($sql_obj->id);
}
$count=$count-2;
}
}
{
$count=$count+2;
$sql="select * from newschoose where id='$id'";
$sql_obj=$this->dbsingleresult($sql);
$belongid=$sql_obj->belongid;
$indexid=$sql_obj->indexid;
$name=$sql_obj->name;//主题
//echo "<br>"; $sql="select * from newschoose where belongid='$id'";//所有的子内容
$sql_result=$this->dbquery($sql);
$num=mysql_num_rows($sql_result);
if ($num==0)
{
}
else
{
while($sql_obj=mysql_fetch_object($sql_result))
{
echo $name;
echo "<br>";
for ($k=0;$k<$count;$k++)
echo "  ";
echo $sql_obj->name;
echo "<br>";
$this->getnewschild($sql_obj->id);
}
$count=$count-2;
}
}
{
$sql="select * from newschoose where id='$id'";
$sql_obj=$this->dbsingleresult($sql);
$belongid=$sql_obj->belongid;
$indexid=$sql_obj->indexid;
$name=$sql_obj->name;//主题
//echo "<br>";
f($id,0);}function f($id,$level) //$level ---层数,可以不要
{ $sql="select * from newschoose where belongid='$id'";//所有的子内容
$sql_result=$this->dbquery($sql);
//$num=mysql_num_rows($sql_result);
while($sql_obj=mysql_fetch_object($sql_result))
{
echo $name;
echo "<br>";
for ($k=0;$k<$count;$k++)
echo "  ";
echo $sql_obj->name;
echo "<br>";
f($sql_obj->id,$level+1)
}
}
你test一下,跟个贴吧,
for ($k=0;$k<$level;$k++)
echo "  ";