modern C++ noexcept

• c++17

#include <iostream>

using namespace std;

int func1() noexcept // 
{
    throw 1;        // error, call terminate()
}

int func2() noexcept(false)
{
    throw 1;
}

int main()
{
    try
    {
        // func1();    // terminate()
        func2();
    }
    catch(...)
    {
        cout << "error" << endl;
    }
    // noexcept 확인 가능
    bool ch1 = noexcept(func1() ); // 1 
    bool ch2 = noexcept(func2() ); // 0
    cout << ch1 << " , " << ch2 << endl;

}