用户在主动触发

<button wx:if="{{!hasUserInfo && canIUse}}" class=“login”  open-type=“getUserInfo” bindgetuserinfo=“getUserInfo” class=“huoqu”> 登录 </button>

可不可以自动触发

<button wx:if="{{canIsShow && canIsShow}}" open-type=“getPhoneNumber” class=“renzheng” bindgetphonenumber=“getPhoneNumber”>认证</button>