how to get size of c++ array code example
Example 1: c++ get length of array
int arr[5];
int len = sizeof(arr) / sizeof(arr[0]);
// returns 5
Example 2: how to get size of array c++
How do I find the length of an array?
//Method 1:
- use sizeof(arr)/sizeof(*arr)
//Method 2:
- use std::array from C++11
array <int,6> arr{1, 2, 3, 4, 5, 6};
cout << arr.size();