Method ToString

IO/Geometry/vtkOpenFOAMReader.cxx:4178–4181

  }

  std::string ToString() const
  {
    return this->empty() ? std::string() : this->FirstValue().ToString();
  }
  float ToFloat() const { return this->empty() ? 0.0F : this->FirstValue().ToFloat(); }
  double ToDouble() const { return this->empty() ? 0.0 : this->FirstValue().ToDouble(); }
  vtkTypeInt64 ToInt() const { return this->empty() ? 0 : this->FirstValue().ToInt(); }