cpp/locale/moneypunct/decimal point

@1@ Public member function, calls the member function of the most derived class.

@2@ Returns the character to use as the decimal point separator in monetary I/O if the format uses fractions (that is, if do_frac_digits is greater than zero). For typical U.S. locales, it is the character (or )

Return value
The object of type holding the decimal point character.