Method begin

imperative/src/include/megbrain/imperative/utils/span.h:27–27

    template <typename TContainer>
    Span(const TContainer& container) : Span(container.data(), container.size()) {}
    const T* begin() const { return m_begin; }
    const T* end() const { return m_end; }
    const T* data() const { return m_begin; }
    size_t size() const { return m_end - m_begin; }