文章分类 -  NSDictionary

摘要：比如 key是 1,2,3,4,5 之类的NSArray*sortedKeys=[[dictallKeys]sortedArrayUsingSelector:@selector(compare:)];NSMutableArray*sortedValues=[NSMutableArrayarray];for(NSString*keyinsortedKeys)[sortedValuesaddObject:[dictobjectForKey:key]]; 阅读全文