(C++) TemplateClassExample4

 

 

Template class example 4: class that has an enum class template type is a template class example.

 

• Download the Qt Creator project 'CppTemplateClassExample4' (zip)

Technical facts

 

Operating system(s) or programming environment(s)

• Lubuntu 15.04 (vivid)

IDE(s):

• Qt Creator 3.1.1

Project type:

• Console application

C++ standard:

• C++98

Compiler(s):

• G++ 4.9.2

Libraries used:

• STL: GNU ISO C++ Library, version 4.9.2

 

 

 

 

 

Qt project file: ./CppTemplateClassExample4/CppTemplateClassExample4.pro

 

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include(../../ConsoleApplication.pri) SOURCES += main.cpp

 

 

 

 

 

./CppTemplateClassExample4/main.cpp

 

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#include <iostream> enum class PersonType { happy, grumpy }; template <PersonType T> struct Person {   ///Every Person<T> can say hello   void SayHello() const; }; //Person<PersonType::happy> says hello in a happy way template <> void Person<PersonType::happy>::SayHello() const { std::cout << "Hello!\n"; } //Person<PersonType::grumpy> says hello in a grumpy way template <> void Person<PersonType::grumpy>::SayHello() const { std::cout << "Moi\n"; } int main() {   const Person<PersonType::happy> p;   p.SayHello();   const Person<PersonType::grumpy> q;   q.SayHello(); }