摘要：
字典创建： NSDictionary *dict=[NSDictionary dictionaryWithObject:@“value1”,@“key1”];//一组键值对 NSDictionary *dict=[NADictionary dictionaryWithObjectAndKeys:@“ 阅读全文
摘要：
http://blog.csdn.net/u013378438/article/details/44200917 阅读全文