| Name | Brief | Example |
|---|---|---|
| Add | Add a new layer to the layer collection of one page | VB |
| AddCopy | Add a new layer with data and settings from an existing layer | VBA |
| Name | Brief | Example |
|---|---|---|
| Application | Refer to the current Origin instance | VB |
| Count | The number of items in the collection | VB |
| Item | Specify one layer in this collection | VB |
| Parent | The object that has this collection | VB |