ecvt_french
Converts a number to a string separated by a comma and spaces separating thousandths.
Call:
string svalue = ecvt_french(double dvalue);
Example.
Convert the number 111222333.11 to a string.
double dvalue = 111222333.11;
string sresvalue = ecvt_french(svalue);
cout << sresvalue;
Result - the line "111 222 333.11" will appear in the message window