IOS-Runtime

前言 object_getIvar object_getClass object_getClassName object_setClass object_isClass object_setIvar objc_getClass Too many arguments to function call... objc_msgSend class_copyIvarList和class_copyMethodList method_exchangeImplementations 运用SEL，运行时改变两个方法的实现 class_getInstanceMethod和class_getClassMethod class_respondsToSelector Objective-C Runtime 运行时之三：方法与消息