find length of array c++
#include <iostream> using namespace std; int main() { int arr[5] = {4, 1, 8, 2, 9}; int len = sizeof(arr)/sizeof(arr[0]); cout << "The length of the array is: " << len; return 0; }
length of array in cpp
int size = sizeof(arr)/sizeof(arr[0])
array length c++
// array::size #include <iostream> #include <array> int main () { std::array<int,5> myints; std::cout << "size of myints: " << myints.size() << std::endl; std::cout << "sizeof(myints): " << sizeof(myints) << std::endl; return 0; }
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