PHP獲取欄目的所有子級和孫級欄目的ID號示例

 這篇文章主要介紹了PHP獲取欄目的所有子級和孫級欄目的ID號的具體實現,需要的朋友可以參考下

 代碼如下: //@獲取子欄目ID號  private function sonCategoryIds($categoryID)  {  //@初始化欄目數組  $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;  }