A.32 library(pairs): Operations on key-value lists
AllApplicationManualNameSummaryHelp

Availability::- use_module(library(pairs)).(can be autoloaded)
Source[det]pairs_keys(+Pairs, -Keys)
Remove the values from a list of Key-Value pairs. Same as pairs_keys_values(Pairs, Keys, _)
ClioPatria (version no GIT?)