login
A.3 library(assoc): Association lists
AllApplicationManualNameSummaryHelp

Availability::- use_module(library(assoc)).(can be autoloaded)
get_assoc(+Key, +Assoc, ?Old, ?NewAssoc, ?New)
NewAssoc is an association list identical to Assoc except that the value associated with Key is New instead of Old.
Powered by SWI-Prolog 6.3.15