Question

How to check whether array object is empty or not in C++

Answer 1

#include <iostream>
#include <array>

int main ()
{
    std::array<char, 0> arr1;
    std::cout << (arr1.empty() ? "empty" : "not empty") << '\n';
    
    std::array<char, 5> arr2;
    std::cout << (arr2.empty() ? "empty" : "not empty") << '\n';
    
    return 0;
}
 
 
 
/*
run:
 
empty
not empty
  
*/

 

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