如何通过递归查询高效获取所有子项目?
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本文共计125个文字,预计阅读时间需要1分钟。
递归查询获取子项目,适用于无极限分类+0
php$curStr=implode(',', $curData);$sql=select id from kjj_group_info where pid in ({ $curStr });$nextData=$pdo->fetchData($sql);$retData=array_merge($retData, $curData);$curData='';
0){ $curStr = implode(',', $curData); $sql = "select id from kjj_group_info where pid in ({$curStr})"; $nextData = $pdo->fetchData($sql); $retData =array_merge($retData, $curData); $curData =$func->arrayColumn($nextData, 'id'); } return $retData; }
本文共计125个文字,预计阅读时间需要1分钟。
递归查询获取子项目,适用于无极限分类+0
php$curStr=implode(',', $curData);$sql=select id from kjj_group_info where pid in ({ $curStr });$nextData=$pdo->fetchData($sql);$retData=array_merge($retData, $curData);$curData='';
0){ $curStr = implode(',', $curData); $sql = "select id from kjj_group_info where pid in ({$curStr})"; $nextData = $pdo->fetchData($sql); $retData =array_merge($retData, $curData); $curData =$func->arrayColumn($nextData, 'id'); } return $retData; }

