说IT
用代码摇滚这个世界
一个关注技术与人文的IT博客
int main(int argc, const char * argv[]) { NSString *str = @"白日依山尽"; NSString *encoderStr = [str stringByAddingPercentEscapesUsingEncoding:NSUTF8StringEncoding]; NSString *decoderStr = [encoderStr stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]; for (int i = 0; i < str.length; i++) { NSString *word = [str substringWithRange:NSMakeRange(i, 1)]; NSLog(@"%@",word); } NSLog(@"%@",encoderStr); NSLog(@"%@",decoderStr); return 0; }
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