On this page:
web-graph?
web-graph
empty-web-graph
7.3

21 Web Graphs

 (require rebellion/web-graph) package: rebellion

A web graph is an immutable, directed multigraph where nodes are URIs and edges are link relations.

procedure

(web-graph? v)  boolean?

  v : any/c
A predicate for web graphs.

procedure

(web-graph link ...)  web-graph?

  link : web-link?
Constructs a web graph containing the given links.

Example:
> (web-graph
   (web-link "http://example.org" 'stylesheet "/styles.css")
   (web-link "http://example.org" 'stylesheet "/fonts.css")
   (web-link "http://example.org" 'search "/opensearch.xml")
   (web-link "http://example.org" 'privacy-policy "/privacy-policy"))

(web-graph

 (web-link "http://example.org" 'stylesheet "/styles.css")

 (web-link "http://example.org" 'stylesheet "/fonts.css")

 (web-link "http://example.org" 'search "/opensearch.xml")

 (web-link "http://example.org" 'privacy-policy "/privacy-policy"))

The empty web graph.