無限分類php 遞迴函式

代碼如下

複製代碼

function createsortoptions ($selected=0,$parent_id=0,$n=-1) { global $db; $sql = "select * from `@__article_sort` where `parent_id` = '{$parent_id}'"; $options = "; static $i = 0; if ($i == 0) { $options .= '<option value="0′ >請選擇</option>'; } $res = $db->query ($sql); if ($res) { $n++; while ($row = $db->fetch_assoc ($res)) { $i++; $options .="<option value='{$row['sort_id']}'"; if ($row['sort_id'] == $selected) { $options .=' selected '; } $options .=">".str_repeat(' ',$n*3).$row['sort_name']."</option> "; $options .=createsortoptions ($selected,$row['sort_id'],$n); } } return $options; }

如果是用smarty模板的朋友可以如下調用

代碼如下	複製代碼
//– $tpl->assign('sort_list',createsortoptions ()); //– $tpl->assign('sort_list',createsortoptions ($sort_id));