tolower

Locale Convenience Function

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Converts a character to lower case.

None

#include <locale>
template <class charT> 
charT tolower (charT c, const locale& loc) const;

The tolower function returns the parameter c after converting it to lower case. The conversion is made using the ctype facet from the locale parameter.

// 
// toupper.cpp
//
#include <iostream>

int main ()
{
  using namespace std;
  locale loc;
  cout << 'a' << toupper('c') << tolower('F') << endl;
 
  return 0;
}

toupper, locale, ctype