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  1. #include <iostream>
  2. #include <string>
  3. #include <cctype>
  4. #include <algorithm>
  5.  
  6. int main()
  7. {
  8. 	std::string mystring
  9. 	{
  10. 		"AaABbB"
  11. 	};
  12. 	std::sort(std::begin(mystring), std::end(mystring), [](std::string::value_type const &a, std::string::value_type const &b)
  13. 	{
  14. 	    return std::tolower(a) < std::tolower(b);
  15. 	});
  16. 	std::cout << mystring << std::endl;
  17. }
  18.  
Success #stdin #stdout 0s 3432KB
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stdin
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Standard input is empty
stdout
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AaABbB
https://ideone.com/j2MkQI
language:
C++14 (gcc 8.3)
created:
10 years ago
visibility:
public

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