1.self = [super init]
http://blog.csdn.net/aoyuehan11/article/details/10268231
2.@class #import
http://www.jianshu.com/p/6057b18dc0a2
3.@property和@synthesize用法
http://blog.csdn.net/zhiganglet/article/details/7546333
4.
1.self = [super init]
http://blog.csdn.net/aoyuehan11/article/details/10268231
2.@class #import
http://www.jianshu.com/p/6057b18dc0a2
3.@property和@synthesize用法
http://blog.csdn.net/zhiganglet/article/details/7546333
4.