Method Size

include/xgboost/data.h:392–392

! \return Number of instances in the page. */

  /*! \return Number of instances in the page. */
  [[nodiscard]] size_t Size() const { return offset.Size() == 0 ? 0 : offset.Size() - 1; }

  /*! \return estimation of memory cost of this page */
  [[nodiscard]] size_t MemCostBytes() const {