我试图迭代CMSensorDataList返回的类对象CMSensorRecorder.accelerometerData(from:to:).该课程确认了NSFastEnumeration协议.所以我尝试了/sf/answers/1811109401/中提到的技巧.但是,由于我使用的是Xcode Version 8.0 beta(8S128d),它不再有效.
CMSensorDataList
CMSensorRecorder.accelerometerData(from:to:)
NSFastEnumeration
我该怎么做才能使它支持for-in循环?
for-in
ios nsfastenumeration swift
ios ×1
nsfastenumeration ×1
swift ×1