The following code example is taken from the book
C++ Templates - The Complete Guide
by David Vandevoorde and Nicolai M. Josuttis, Addison-Wesley, 2002
© Copyright David Vandevoorde and Nicolai M. Josuttis 2002
#include "objectcounter.hpp"
#include <iostream>
template <typename CharT>
class MyString : public ObjectCounter<MyString<CharT> > {
//...
};
int main()
{
MyString<char> s1, s2;
MyString<wchar_t> ws;
std::cout << "number of MyString<char>: "
<< MyString<char>::live() << std::endl;
std::cout << "number of MyString<wchar_t>: "
<< ws.live() << std::endl;
}