Method cols

include/Eigen/src/SparseCore/SparseMatrix.h:161–161

\returns the number of columns of the matrix */

  inline Index rows() const { return IsRowMajor ? m_outerSize : m_innerSize; }
  /** \returns the number of columns of the matrix */
  inline Index cols() const { return IsRowMajor ? m_innerSize : m_outerSize; }

  /** \returns the number of rows (resp. columns) of the matrix if the storage order column major (resp. row major) */
  inline Index innerSize() const { return m_innerSize; }