field($fields)->where($where)->group($group)->order($order)->fetchAll(); } //用户是否存在 public function isExit($where = '', $fields = '*') { return $this->field($fields)->where($where)->fetch(); } //获取代理商的用户数量 public function getAgentUser($where = []){ return $this->field('agent_id,count(1) as num')->where($where)->group(['agent_id'])->fetchAll(); } }