Ray's playground

摘要： Traits classes make information about types available during compilation. They're implemented using templates and template specializations. In conjunction with overloading, traits classes make it possible to perform compile-time if...else tests on types. 阅读全文

摘要： When writing a class template that offers functions related to the template that support implicit type conversions on all parameters, define those functions as friends inside the class template. 阅读全文