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iOS中 UTF-8转码

iOS中 UTF-8转码

作者: HQQ_哈球球 | 来源:发表于2019-04-16 18:36 被阅读0次
    UTF-8转码 : 
    iOS 9.0以后 - 进行utf-8编码
NSString *utf8Str = [string stringByAddingPercentEncodingWithAllowedCharacters:[NSCharacterSet URLQueryAllowedCharacterSet]];
  解码:
NSString *str = [utf8Str stringByRemovingPercentEncoding];

  iOS 9.0之前 - 进行utf-8编码
NSString *utf8Str = [string stringByAddingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
解码:
NSString *str = [utf8Str stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];

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