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  1. #include <iostream>
  2. #include <string>
  3. #include <locale>
  4. #include <codecvt>
  5. using namespace std;
  6.  
  7. template <typename O, typename S>
  8. void write_hex(O &out, const S &s) {
  9. 	for (auto x : s) {
  10.     	out << std::hex << static_cast<uint16_t>(x) << " ";
  11.     }
  12.     out << endl;
  13. }
  14.  
  15.  
  16. int main()
  17. {
  18. 	wstring_convert<codecvt_utf8<char16_t>, char16_t> cvu16;
  19. 	wstring_convert<codecvt_utf8<wchar_t>> cvu32;
  20.  
  21. 	cout << "string:" << endl; 
  22.     string str = u8"abecą";
  23.     cout << str << endl;
  24.     write_hex(cout, str);
  25.     cout << endl;
  26.  
  27. 	cout << "u16string:" << endl; 
  28. 	u16string str_u16 = u"abecą";
  29. 	cout << cvu16.to_bytes(str_u16) << endl;
  30.   	write_hex(cout, str_u16);
  31.   	cout << endl;
  32.  
  33.   	cout << "wstring:" << endl; 
  34. 	wstring str2 = L"abecą";
  35. 	wcout << str2 << endl;
  36. 	cout << cvu32.to_bytes(str2) << endl;
  37. 	write_hex(cout, str2);
  38. 	cout << endl;
  39. }
Success #stdin #stdout 0s 4360KB
comments (?)
stdin
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Standard input is empty
stdout
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string:
abecą
61 62 65 63 ffc4 ff85 

u16string:
abecą
61 62 65 63 105 

wstring:
abec
abecą
61 62 65 63 105
https://ideone.com/VIRApH
language:
C++14 (gcc 8.3)
created:
3 years ago
visibility:
public

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