json去掉多余斜杠

+ (NSString *) getOffRubbishWithString:(NSString *)str

{

    NSMutableString *responseString = [NSMutableString stringWithString:str];

    NSString *character = nil;

    for (int i = 0; i < responseString.length; i ++) {

        character = [responseString substringWithRange:NSMakeRange(i, 1)];

        if ([character isEqualToString:@"\\"])

            [responseString deleteCharactersInRange:NSMakeRange(i, 1)];

    }

    [responseString stringByReplacingOccurrencesOfString:@"\‘" withString:@""];

    return responseString;

}

json去掉多余斜杠

原文：http://blog.csdn.net/zh_2608/article/details/42742655