Singly-linked list/Element definition: Difference between revisions

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 Now list contains one item, with index of the next item and value.
-This solution employs the fact that data types for index and for node content are the same. If we need to store, for example, strings in the nodes, we should do something different, for example:
+Note: this solution exploits the fact that, in this numeric case, data types for index and for node content are the same. If we need to store, for example, strings in the nodes, we should do something different, for example:
 <lang J>   list=: 0 2$a: NB. creates list with 0 items