Method size

include/xgboost/string_view.h:43–43

    return str_[p];
  }
  [[nodiscard]] constexpr std::size_t size() const { return size_; }       // NOLINT
  [[nodiscard]] constexpr bool empty() const { return size() == 0; }       // NOLINT
  [[nodiscard]] StringView substr(std::size_t beg, std::size_t n) const {  // NOLINT
    CHECK_LE(beg, size_);