initializer_list study c++11

list_initialization.cpp

#include <iostream>
#include <initializer_list>

using namespace std;

template <class T>
void printItOut(initializer_list<T> args)
{
    for(auto v: args)
    {
        cout << v << ' ';
    }
    cout << '\n';

}


int main()
{
    printItOut<double>({1,2,3, 99, 3,4.4, 55});
}