微擎如何拿到用户的mid

$mid = m('member')->getMid();    

public function getMid() 
    {
        global $_W;
        $openid = $_W['openid'];
        $member = $this->getMember($openid);
        return $member['id'];
    }
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原文地址:https://www.cnblogs.com/xiong-hua/p/12564738.html