小程序获取openid

var openId = (wx.getStorageSync('openId'))

if (openId) {

wx.getUserInfo({

success: function (res) {

that.setData({

nickName: res.userInfo.nickName,

avatarUrl: res.userInfo.avatarUrl,

})

},

fail: function () {

// fail

console.log("获取失败！")

},

complete: function () {

// complete

console.log("获取用户信息完成！")

}

})

} else {

wx.login({

success: function (res) {

if (res.code) {

wx.getUserInfo({

withCredentials: true,

success: function (res_user) {

wx.login({

success: function (res) {

wx.request({

url: 'https://api.weixin.qq.com/sns/jscode2session',

data: {

appid: 'wx6286d06fe538aed9',

secret: '63ca18846d28001d334fecb84bd9bafb',

js_code: res.code,

grant_type: 'authorization_code'

},

method: 'GET',

success: function (res) {

var openid = res.data.openid;//获取到的openid

console.log(openid);

}

})

}

})

}, fail: function () {

}, complete: function (res) {

}

})

}

}

})

}