singly-linked list
See also

 Array
 Associative array: Creation, Iteration
 Collections
 Compound data type
 Doubly-linked list: Definition, Element definition, Element insertion, List Traversal, Element Removal
 Linked list
 Queue: Definition, Usage
 Set
 Singly-linked list: Element definition, Element insertion, List Traversal, Element Removal
 Stack
import "/llist" for Node
 
var n1 = Node.new(1)
var n2 = Node.new(2)
n1.next = n2
System.print(["node 1", "data = %(n1.data)", "next = %(n1.next)"])
System.print(["node 2", "data = %(n2.data)", "next = %(n2.next)"])