摘要： iOS使用 NSObject 基类的 isKindOfClass: 方法。声明：- (BOOL)isKindOfClass:(Class)aClass描述：Returns a Boolean value that indicates whether the receiver is an instance of given class or an instance of any class that inherits from that class. (required)参数：aClass: A class object representing the Objective-C class to 阅读全文