Question

How to compare template class objects type in C++

Answer 1

#include <iostream>

using std::cout;
using std::endl;

template <class T> class AClass {
	T val;
public:
	AClass(T _val) { val = _val; }
};

int main()
{
	AClass<int> o1(99), o2(88);
	AClass<double> o3(3.4);

	if (typeid(o1) == typeid(o2))
		cout << "o1 are the same type as o1" << endl;

	if (typeid(o1) != typeid(o3))
		cout << "o1 are not the same type as o3" << endl;

	return 0;
}

/*
run:

o1 are the same type as o1
o1 are not the same type as o3

*/

 

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