Question

How to get the length of one dimensional array (array[]) in C++

Answer 1

#include <iostream>

int main()
{
    int arr[] = { 4, 8, 9, 0, 2, 5, 3 };
    
    int len = sizeof(arr) / sizeof(arr[0]);
    
    std::cout << len;
}


  
/*
run: 
  
7
  
*/

 

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