Car Care Corner: How and why to clay bar your car [Video] Welcome to the latest installment of Leftlane's Car Care Corner video and text-based instructional how-to articles aimed at helping empower consumers to take the best possible care of their vehicles without having to pay a professional.
C++ (programming language) with 780+ answers. Depends on the type of the array. The C++ arrays (from the header <array>) have the member function size: #include <array> #include <iostream> int main() { std::array<int, 10> a; std::cout << a.size() << '\n'; // prints 10 }. The C arrays keep their size as part of their type (just like C++ arrays actually), but as they are non-class types, they have no member functions.
add a comment |. up vote 7 down vote. If you have an array, then you can find the number of elements in the array by dividing the size of the array in bytes by the size of each element in bytes: For the specific case of char, since sizeof(char) == 1, sizeof(x) will yield the same result. If you only have a pointer to an array, then there's no way to find the number of elements in the pointed-to array. You have to keep track of that yourself. For example, given: