[C++] is_bounded_array/is_unbounded_array

개요

• is_bounded_array
  • T가 범위가 정해진 배열 유형인지 확인
• is_unbounded_array
  • T가 범위가 정해지지 않은 배열 유형인지 확인

예제

• 코드

   #include <iostream>
   #include <type_traits>
      
   using namespace std;
      
   int main() {
   	cout << is_bounded_array<int>::value << endl;
   	cout << is_bounded_array_v<int> << endl;
   	cout << is_bounded_array_v<int[]> << endl;
   	cout << is_bounded_array_v<int[3]> << endl;
      
   	cout << endl << "------" << endl << endl;
      
   	cout << is_unbounded_array<int>::value << endl;
   	cout << is_unbounded_array_v<int> << endl;
   	cout << is_unbounded_array_v<int[]> << endl;
   	cout << is_unbounded_array_v<int[3]> << endl;
      
   	return 0;
   }
  

• 실행 결과

   0
   0
   0
   1
      
   ------
      
   0
   0
   1
   0