您即将离开腾讯云开发者社区,请注意您的账号财产安全
https://links.jianshu.com/go?to=https://developer.apple.com/library/mac/#documentation/Cocoa/Conceptual/CodingGuidelines/Articles/NamingBasics.html#//apple_ref/doc/uid/20001281-BBCHBFAH
继续访问