The delete statement deletes an object.
Caution: Deleting an inherited subobject breaks an object's derivation hierarchy.
The name of the object to be deleted. You can specify the current object, one of its immediate subobjects, or, using a pathname, any lower-level subobject.
For example, you create a macro:
macro mymacro {
Read_Geom geom_1;
Read_Geom geom_2;
Viewer3D Viewer;
};