This outline is also available in PDF.
Held: Tuesday, April 17, 2007
Today we visit a database-like application of Scheme, Association lists.
Association lists allow you to associate information with a
and then look up the value by the key.
assoc, a procedure for searching lists.
(assoc key list)procedure to look up values by key.
assoc. How would you write it? Probably recursively.
assocprocedure, we can easily implement a number of interesting variants of association lists.
I usually create these pages
on the fly, which means that I rarely
proofread them and they may contain bad grammar and incorrect details.
It also means that I tend to update them regularly (see the history for
more details). Feel free to contact me with any suggestions for changes.
This document was generated by
Siteweaver on Thu Sep 13 20:54:52 2007.
The source to the document was last modified on Fri Apr 13 08:22:43 2007.
This document may be found at
You may wish to validate this document's HTML ; ;Samuel A. Rebelsky, firstname.lastname@example.org
http://creativecommons.org/licenses/by-nc/2.5/or send a letter to Creative Commons, 543 Howard Street, 5th Floor, San Francisco, California, 94105, USA.