Question

How to create a default constructor in C++

Answer 1

#include <iostream>

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

class Test {
public:
	Test(int n)	{
		cout << "Test(int n)" << endl;
	}
	Test() = default;
};


int main()
{
	Test t1;

	Test t2(234);

	return 0;
}


/*
run:

Test(int n)

*/

 

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