Method empty

src/utils/inc/brainflow_array.h:419–422

check if array is empty

    /// check if array is empty
    bool empty () const
    {
        return get_raw_ptr () == nullptr || get_length () == 0;
    }

    /// use it to get pointer to row in matrix or to get pointer to matrix from 3d array
    T *get_address (int index0)