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  1. #include <iostream>
  2. #include <locale.h>
  3. #include <iconv.h>
  4. #include <cstring>
  5. #include <cerrno>
  6. #include <vector>
  7. using namespace std;
  8.  
  9. 	std::string utf8_to_big5(const std::string &str) {
  10. 		size_t srclen = str.size() + 1, tarlen = str.size() * 2 + 1;
  11. 		iconv_t cd = iconv_open("BIG5", "UTF8");
  12.  
  13. 		std::vector<char> cstr(str.c_str(), str.c_str() + str.size() + 1);
  14. 		cout<<cstr.size()<<endl;
  15. 		char *src = cstr.data();
  16. 		char big5buf[str.length() * 2 + 1];
  17. 		char *dest = big5buf;
  18.  
  19. 		if (cd == (iconv_t)-1)
  20. 			throw std::runtime_error("error opening iconv");
  21.  
  22. 		if (iconv(cd, &src, &srclen, &dest, &tarlen) == -1)
  23. 			cout<<strerror(errno)<<endl;
  24.  
  25. 		iconv_close(cd);
  26.  
  27. 		for (int i = 0; i < strlen(big5buf); i++)
  28. 		printf("%X\n",big5buf[i]);
  29.  
  30. 		return std::string(big5buf);
  31. 	}
  32.  
  33. int main() {
  34. 	setlocale(LC_ALL,"en_US.utf8");
  35. char utf8buf[] = "好";
  36. if((unsigned char)utf8buf[0] == 0xE5)
  37. cout<<"yes";
  38. cout<<hex
  39.  
  40. <<(int)utf8buf[1]<<endl
  41. <<(int)utf8buf[2]<<endl
  42. <<(int)utf8buf[3]<<endl;
  43.         cout<<strlen(utf8buf)<<endl;
  44. 	//setlocale(LC_ALL,"zh_TW.BIG5");
  45. 	cout<<utf8_to_big5("好");
  46. 	return 0;
  47. }
Success #stdin #stdout 0.01s 5516KB
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stdin
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Standard input is empty
stdout
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yesffffffa5
ffffffbd
0
3
4
FFFFFFA6
6E
�n
https://ideone.com/yVH9OW
language:
C++ (gcc 8.3)
created:
2 years ago
visibility:
public

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