Q:iOS通过什么机制管理内存 A: iOS 通过引用计数(reference-counting)管理内存。 相关资料 https://developer.apple.com/library/prerelease/content/documentation/Cocoa/Conceptual/MemoryMgmt/Articles/MemoryMgmt.html https://developer.apple.com/library/prerelease/content/documentation/CoreFoundation/Conceptual/CFDesignConcepts/CFDesignConcepts.html https://developer.apple.com/library/prerelease/content/documentation/CoreFoundation/Conceptual/CFMemoryMgmt/CFMemoryMgmt.html
