C++17 in Detail: A Deep Dive/

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Examples - Fold Expression

Examples - Fold Expression

This lesson focuses the implementation of the Fold Expression Templates.

We'll cover the following...

Here’s a quite nice implementation of a printf using folds P0036R04

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#include <iostream>
using namespace std;
template<typename ...Args>
void FoldPrint(Args&&... args)
{
  (cout << ... << forward<Args>(args)) << '\n';
}
int main()
{ 
  cout << "Your Arguments = ";
  FoldPrint("hello", 10, 20, 30);
}

​However, the above FoldPrint will ...