61   mfem::OptionsParser args(argc, argv);  in main()  local
62   args.AddOption(&ceed_spec, "-c", "-ceed", "Ceed specification.");  in main()
63   args.AddOption(&mesh_file, "-m", "--mesh", "Mesh file to use.");  in main()
64   args.AddOption(&order, "-o", "--order", "Finite element order (polynomial degree).");  in main()
65   args.AddOption(&max_nnodes, "-s", "--size", "Maximum size (number of DoFs)");  in main()
66 …args.AddOption(&visualization, "-vis", "--visualization", "-no-vis", "--no-visualization", "Enable…  in main()
67   args.AddOption(&test, "-t", "--test", "-no-test", "--no-test", "Enable or disable test mode.");  in main()
68   args.Parse();  in main()
69   if (!args.Good()) {  in main()
70     args.PrintUsage(std::cout);  in main()
74     args.PrintOptions(std::cout);  in main()