Official reference address
https://www.kancloud.cn/manual/thinkphp/1771
$b['status'] = 1;
$b['tiezipicture'] = array('neq','');
$chanye=$shequ_model->where($b)->order('id DESC')->limit(3)->select();
Official reference address
https://www.kancloud.cn/manual/thinkphp/1771
$b['status'] = 1;
$b['tiezipicture'] = array('neq','');
$chanye=$shequ_model->where($b)->order('id DESC')->limit(3)->select();