公众号支付，可以获取auth_code 但是在获取openid时部分安卓手机获取不到，有的时候获取的比较慢，换取openid的连接https://open.weixin.qq.com/connect/oauth2/authorize?appid=wx4fd157cc5c5dccdf&redirect_uri=https://wap.xiangfubao.com.cn/catering/toerwpay.action%3fmerid%3d000201609120223311%26storecode%3d180920135932525%26uid%3d8f264d6dd5be42f19369c438a993bfe7&response_type=code&scope=snsapi_base&state=1&connect_redirect=1#wechat_redirect