IOS 使用NSKeyedArchiver类进行对象序列化和反序列化

NSKeyedArchiver:对象序列化,将对象保存在文件里 NSKeyedUnarchiver:反序列化   // create and archive a roster Roster *roster = [[Roster alloc] init]; [roster create]; [NSKeyedArchiver archiveRootObject:roster toFile:fileName]; // fileName实际上是一个路径 [roster release]; // unarchive roster Roster *unarchive = [NSKeyedUnarchiver unarchiveObjectWithFile:fileName]; [unarchive print]; for (Athlete *athlete in [unarchive athletes]) [athlete print];     [unarchive release];