
Locale Convenience Function
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;
}