ranges/rangessort.cpp

The following code example is taken from the book
C++20 - The Complete Guide by Nicolai M. Josuttis, Leanpub, 2021
The code is licensed under a Creative Commons Attribution 4.0 International License.

---

// raw code

#include <iostream>
#include <string>
#include <vector>
#include <algorithm>

void print(const auto& coll) {
  for (const auto& elem : coll) {
    std::cout << elem << ' ';
  }
  std::cout << '\n';
}

int main()
{
  std::vector<std::string> coll{"Rio", "Tokyo", "New York", "Berlin"};
  
  std::ranges::sort(coll);     // sort elements
  std::ranges::sort(coll[0]);  // sort character in first element
  print(coll);

  int arr[] = {42, 0, 8, 15, 7};
  std::ranges::sort(arr);      // sort values in array
  print(arr);                 
}