$filter['查询的字段']=array('NEQ',' ');注意:引号里是一个空格 也可以$filter['查询的字段']=array('exp','is not null'); ->where($filter)->select() 相关文章: 2021-10-06 2022-12-23 2022-12-23 2022-12-23 2022-12-23 2022-12-23 2022-12-23 2021-12-04