PHP获取栏目的所有子级和孙级栏目的ID号示例

<div class="codetitle"><a style="CURSOR: pointer" data="22823" class="copybut" id="copybut22823" onclick="doCopy('code22823')"> 代码如下:<div class="codebody" id="code22823">
//@获取子栏目ID号
private function sonCategoryIds($categoryID)
{
//@初始化栏目数组
$array[] = $categoryID; do
{
$ids = '';
$temp = $this->mysql->select('SELECT id FROM pcb_article_category WHERE parentID IN (' . $categoryID . ')');
foreach ($temp as $v)
{
$array[] = $v['id'];
$ids .= ',' . $v['id'];
}
$ids = substr($ids,1,strlen($ids));
$categoryID = $ids;
}
while (!empty($temp)); $ids = implode(',',$array); return $ids;
}

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