numpunct::do_truename
A protected virtual member function that is called to return a string to use as a text representation of the value true.
virtual string_type do_truename( ) const;
Remarks
A string to use as a text representation of the value true.
All locales return a string "true" to represent the value true.
Example
See the example for truename, where the virtual member function is called by truename.
Requirements
Header: <locale>
Namespace: std