CLLocationDegrees初始化

Question

你是如何制作CLLocationDegrees的？它不是浮子,它是什么？

Answer 1

根据CLLocation文档,CLLocationDegrees只是一个双重.所以要创建一个,你可以做一些简单的事情:

CLLocationDegrees degrees = 45;

Answer 2

CLLocationDegrees是typedefed double:http://developer.apple.com/iphone/library/documentation/CoreLocation/Reference/CLLocation_Class/CLLocation/CLLocation.html#//apple_ref/doc/uid/TP40007126-CH3-SW19

例如: CLLocationDegrees myDegrees = 2.313224;