Method begin

deps/openvdb-3.1.0/openvdb/util/PagedArray.h:379–379

@brief Return a non-const iterator pointing to the first element

    /// @brief Return a non-const iterator pointing to the first element
    Iterator begin() { return Iterator(*this, 0); }

    /// @brief Return a non-const iterator pointing to the
    /// past-the-last element.