onGetPhoneNumber(e) {

    console.log(e , 'e e e e');

    if(e.detail.errMsg == "getPhoneNumber:ok"){

      const encryptedData = e.detail.encryptedData;

      const iv = e.detail.iv; 

      console.log(encryptedData , 'encryptedData encryptedData encryptedData');

      console.log(iv , 'iv iv iv');

      wx.setStorageSync('phone', {encryptedData:encryptedData,iv:iv})

      this.bindViewTap();

    }else {

      wx.showToast({

        icon:'error',

        title: '获取手机号失败',

      })

    }

  },

<button class="empowerBtn"  open-type="getPhoneNumber" type="primary"

      bindgetphonenumber="onGetPhoneNumber">授权登录</button>

1. {type: "getphonenumber", timeStamp: 224281, target: {…}, currentTarget: {…}, mark: {…}, …}
2. currentTarget: {id: "", offsetLeft: 45, offsetTop: 547, dataset: {…}}
3. detail: {errMsg: "getPhoneNumber:fail no permission"}
4. mark: {}
5. mut: false
6. target: {id: "", offsetLeft: 45, offsetTop: 547, dataset: {…}}
7. timeStamp: 224281
8. type: "getphonenumber"
9. _userTap: true
10. __proto__: Object