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  1. #include <string>
  2. #include <sstream>
  3. #include <ios>
  4. #include <iostream>
  5.  
  6. int main() {
  7.     std::ostringstream out;
  8.     std::string utf8str = "\xE5\x84\xA3";
  9.  
  10.     std::cout << utf8str << std::endl;
  11.  
  12.     for (int i = 0; i < utf8str.length(); ++i) {
  13.         out << '%' << std::hex << std::uppercase << (int)(unsigned char)utf8str[i];
  14.     }
  15.  
  16.     std::cout << out.str() << std::endl;
  17. } 
  18.  
Success #stdin #stdout 0s 3472KB
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儣
%E5%84%A3
https://ideone.com/jIq1jf
language:
C++ (gcc 8.3)
created:
10 years ago
visibility:
public

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