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member/myfriend_group.php
}elseif ($dopost == 'save'){
    if(isset($mtypeidarr) && is_array($mtypeidarr))
    {
        $delids = '0';
        $mtypeidarr = array_filter($mtypeidarr, 'is_numeric');
        foreach($mtypeidarr as $delid)
        {
            $delids .= ','.$delid;
            unset($groupname[$delid]);
        }
        $query = "DELETE FROM `#@__member_group` WHERE id in ($delids) AND 
mid='$cfg_ml->M_ID'";
        $dsql->ExecNoneQuery($query);
        $sql="SELECT id FROM `#@__member_friends` WHERE groupid in 
($delids) AND mid='$cfg_ml->M_ID'";
        $db->SetQuery($sql);
        $db->Execute();
        while($row = $db->GetArray())
        {
            $query2 = "UPDATE `#@__member_friends` SET groupid='1' WHERE 
id='{$row['id']}' AND mid='$cfg_ml->M_ID'";
            $dsql->ExecNoneQuery($query2);
        }
    }
    foreach ($groupname as $id => $name)//遍历key和value 和之前一个诸如一样
    {
        $name = HtmlReplace($name);
        $query = "UPDATE `#@__member_group` SET groupname='$name' WHERE 
id='$id' AND mid='$cfg_ml->M_ID'";
		echo $query;
        $dsql->ExecuteNoneQuery($query);
    }
    ShowMsg('分组修改完成(删除分组中的会员会转移到默认分组
中)','myfriend_group.php');
}