where('is_del', 0) ->when(isset($params['id']) && $params['id'] !== '',function($query) use ($params){ $query->where('id', (int)$params['id']); }) ->when(isset($params['title']) && $params['title'] !== '',function($query) use ($params){ $query->where('title','like',"%{$params['title']}%"); }) ->order('create_time DESC,id DESC'); } }