ObjectiveC Unicode 转换成中文

1.  (NSString *)replaceUnicode:(NSString *)unicodeStr {  
2.       
3.     NSString *tempStr1 = [unicodeStr stringByReplacingOccurrencesOfString:@"\\u" withString:@"\\U"];  
4.     NSString *tempStr2 = [tempStr1 stringByReplacingOccurrencesOfString:@"\"" withString:@"\\\""];  
5.     NSString *tempStr3 = [[@"\"" stringByAppendingString:tempStr2] stringByAppendingString:@"\""];  
6.     NSData *tempData = [tempStr3 dataUsingEncoding:NSUTF8StringEncoding];  
7.     NSString* returnStr = [NSPropertyListSerialization propertyListFromData:tempData  
8.                                                                                              mutabilityOption:NSPropertyListImmutable   
9.                                                                                                             format:NULL  
10.                                                                                               errorDescription:NULL];  
11.       
12.     //NSLog(@"Output = %@", returnStr);  
13.       
14.     return [returnStr stringByReplacingOccurrencesOfString:@"\\r\\n" withString:@"\n"];  
15. }