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  1.     #include <string>
  2.     #include <iostream> // for the demo only
  3.  
  4.     std::string concat(std::string const& a) {
  5.       return a;
  6.     }
  7.  
  8.     template <typename... Items>
  9.     std::string concat(std::string const& a, std::string const& b, Items&&... args) {
  10.       return concat(a + b, args...);
  11.     }
  12.  
  13.     int main() {
  14.       std::cout << concat("0", "1", "2", "3") << "\n";
  15.     }
Success #stdin #stdout 0s 2964KB
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0123
https://ideone.com/5sSuH
language:
C++14 (gcc 8.3)
created:
12 years ago
visibility:
public

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