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Edge Class

From v9.0

The Edge class is the base class of the edge, which provides a list of basic util functions to be used throughout the applications.

Constructor​

new Edge(props);

Parameters:

  • props (Object) - Edge properties.

Basic Properties​

id (String|Number, required)​

The id must be unique among all edges in the graph at a given time.

sourceId (String|Number, required)​

The id of the source node.

targetId (String|Number, required)​

The id of the target node.

directed (Boolean, optional)​
  • Default: false The edge has direction or not.
data (Object, optional)​
  • Default: {}

The origin edge data.

getId()​

Return the ID of the edge.

getPropertyValue(key)​

Return of the value of the selected property key.

key (String|Number, required)​

The property key.

getSourceNodeId()​

Get the ID of the source node.

getTargetNodeId()​

Get the ID of the target node.

isDirected()​

Return whether the edge is directed or not.

setData(data)​

Set the new edge data.

data (Any, required)​

The new data of the edge.

setDataProperty(key, value)​

Update a data property.

key (String, required)​

The key of the property

value (Any, required)​

The value of the property.