This command creates a CreateCollapseVertexModifier to remove vertices. A CreateCollapseVertexModifier removes a vertex and collapses the surrounding edges. A separate modifier handles face and collapse because the algorithm is very different.
Select a face or edge and apply the command.
Figures are as follows:
Figure 1.1. The vertex before collapse:
Figure 1.2. The results after collapse:

Command registration information is as follows:
| Category Type | Information |
| Implementation | SCRIPT |
| Module | MODIFIER_SCRIPTS.SSL |
| Category | Modifier Commands |
| GUID | {1F91F9A8-F612-46D4-A453-4B81096121A9} |
| Source Name | CreateCollapseVertexModifier |
| Interface Name | Collapse |
| Core | No |
| Sample | Yes |
| Access | Modify [vertex] option on main menu or vertex command menu. |
For more information: