getPhoneNumber(e) {
    console.log(e.detail.errMsg)
    console.log(e.detail.iv)
    console.log(e.detail.encryptedData)
    if (e.detail.errMsg.indexOf('ok')>-1){
      console.log(this.data.sessionKey)
      wx.$api.phoneBling(this.data.sessionKey,e.detail.iv, e.detail.encryptedData).then(res => {
        console.log(res)
        if(res.code==1){
          if (res.data.row && res.data.row.phoneNumber){  
            this.toLogin(res.data.row.phoneNumber)
          }else{
            wx.$Toast('获取手机号失败！');
          }
        }
      }).catch(err => {
        wx.$Toast(err.toString())
      })
    }else{
      wx.$Toast('用户拒绝授权！')
    }
   
  },