php递归实现无限分类生成下拉列表的函数

PHP 2018-12-30

<div class="codetitle"><a style="CURSOR: pointer" data="84084" class="copybut" id="copybut84084" onclick="doCopy('code84084')"> 代码如下:

<div class="codebody" id="code84084">
/—————————————————— /
//– 递归实现无限分类生成下拉列表函数
//– $tpl->assign('sort_list',createSortOptions ());
//– $tpl->assign('sort_list',createSortOptions ($sort_id));
/—————————————————— /
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″ >请选择';
}
$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 ';
}
$options .=">".str_repeat('',$n3).$row['sort_name']."\n";
$options .=createSortOptions ($selected,$row['sort_id'],$n);
}
}
return $options;
}

下拉列表无限分类

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