4,251
社区成员
![](https://csdnimg.cn/release/cmsfe/public/img/topic.427195d5.png)
![](https://csdnimg.cn/release/cmsfe/public/img/me.40a70ab0.png)
![](https://csdnimg.cn/release/cmsfe/public/img/task.87b52881.png)
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$map['id'] = I('get.id');
$map['cid'] = i('get.cid');
$m->where($map)->find();
SELECT `id`,`title`,`pic` FROM `news` WHERE `id` = null AND `cid` = null LIMIT 0,12
$map['id'] = I('get.id');
$map['cid'] = i('get.cid');
$map = array_diff($map, array('')); //过滤掉空元素
$m->where($map)->find();