Syntax
=====

.. code-block:: text

    /super_mesh
    /mesh = ASSE_MAILLAGE (
        ◆ MAILLAGE_1 = mesh,
        ◆ MAILLAGE_2 = mesh,
        ◆ OPERATION =/"SOUS_STR ",
                      /"SUPERPOSE ",
                      /"COLLAGE ",
        # If: equal_to (" OPERATION ", 'COLLAGE')
            ◆ COLLAGE = _F (
                 ◆ GROUP_MA_1 = Grma,
                 ◆ GROUP_MA_2 = Grma,
              ),
    )
    
    ◆: mandatory
    ◇: optional
    : present by default
    &: together
    /: only one among
    |: several possible choices