The element constants can be used in comparison expressions with the type keyword. The element constants are:
| arc |
line |
| assoc_dim |
line_string |
| bspline_curve |
multiline |
| bspline_surface |
shape |
| cell |
shared_cell |
| complex_shape |
solid |
| connected_string |
surface |
| curve |
text |
| ellipse |
text_node |
