chuanyituoku的专栏

曾见过一道面试题，KVC 和 KVO的区别 当时答案是太简单了，不做回答； 事实上我百度了好久都没有个像样的答案，这个定义绝对横扫！！！ 换工作时候看下，英文原句给面试官 ^ ^ The Objective-C key-value programming features are collectively referred to as key-value coding (KVC) and key-value observing (KVO).  Key-value

这章是简略介绍KVC的Advantage和简单用法；确实不错，简单易懂，配合前一篇的定义，面试回答更有底气啦 ^ ^ “What’s the advantage of using KVC to access properties versus the standard property accessor methods?” Well to begin with, key-value coding allows you to access a property using a string that can

KVC Design and Implementation The design of key-value coding is based on the following two fundamental constructs: A mechanism that can be used to access the properties of an object indirectly b