Syntax
=====

.. code-block:: text

    /evol_noli
    /evol_ther
    /evol_elas
    /meca_mode = POST_CHAM_XFEM (
        ◆ RESULTAT = result,
        ◆ MODELE_VISU = model,
        ◇ INFO =/1 (by default),
                 /2,
    )
    
    ◆: mandatory
    ◇: optional
    : present by default
    &: together
    /: only one among
    |: several possible choices