GetNodeLinks()
Summary
Gets the IDs of links that begin or end at a node.
Syntax
link_list = GetNodeLinks(integer node_id)
| Argument | Contents |
|---|---|
| id | ID of a node |
Returns
An array of link IDs.
Notes
-
GetNodeLinks() works only when the current layer is a node (endpoint) layer in a map. The function does not work on a layer that has been added to the workspace only.
Example
// This macro gets a list of all lines in and out of a point
SetLayer("Intersection")
id = RH2ID(LocateNearestRecord(ClickCoord(), 0.25))
link_list = GetNodeLinks(id)Error Codes
| Error Type | Meaning |
|---|---|
| Error | The current layer is of the wrong type |
| NotFound | There is no node with this ID in the current layer |
See Also
| Function | Summary |
|---|---|
| GetEndpoints() | Returns the IDs of the two endpoints of a link |
| GetLinkLayer() | Gets the name of the link layer associated with a node layer |
| GetNodeLayer() | Get the name of the node layer associated with a link layer |