objective-c how to convert Chinese characters into a UTF-8 encoding format

For example: Aibo Yan
The results after conversion:% E7% 88% B1% E5% AE% 9D% E7% 9A% 84% E5% A6% 8D (UTF-8 encoding)


Then:% E7% 88% B1% E5% AE% 9D% E7% 9A% 84% E5% A6% 8D (UTF-8 encoding) how to convert into: Research
Aibo

Seek expert advice. Thank you!
Reply:
Does anyone know the way.
Reply:
NSString * string = @ "Your Character";
NSString * utf8 = [string utf8String];

Reply:
My answer to a problem, I think again
Reply:
stringByAddingPercentEscapesUsingEncoding

stringByReplacingPercentEscapesUsingEncoding
Reply:

The reply was deleted at the moderator 2011-11-07 10:40:53