Function value

include/Eigen/src/SparseCore/SparseBlock.h:492–492

  inline Index col() const { return XprIsRowMajor ? index() : 0; }

  inline Scalar value() const { return m_it.value(); }
  inline Scalar& valueRef() { return m_it.valueRef(); }

  inline OuterVectorInnerIterator& operator++() {