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