Does anyone know why I can't get my UILabel to change inside queryPedometerDataFromDate, even though it will update just outside of it? I'm trying to post stepCount to the label after I run the query. At first I thought it was a NSNumber to String conversion issue, but both print statements are printing the same value to the console. Any guidance would be appreciated. I'm pretty new to this stuff.Does anyone know why I can't get my UILabel to
阅读背景：
为什么我的UILabel在queryPedometerDataFromDate中没有被更改？
来源：互联网
分享到：
