Function isEmpty

Src/Base/AMReX_Box.H:207–208

Checks if it is an empty BoxND.

    //! Checks if it is an empty BoxND.
    [[nodiscard]] AMREX_GPU_HOST_DEVICE
    bool isEmpty () const noexcept { return !ok(); }

    //! Checks if it is a proper BoxND (including a valid type).
    [[nodiscard]] AMREX_GPU_HOST_DEVICE