object
Useful predicates over lists of pairs (key-value terms).
Paulo Moura
1.0
2008/10/5
static, context_switching_calls
(no dependencies on other files)
Converts between a list of pairs and lists of keys and values.
static
keys_values(Pairs,Keys,Values)
keys_values(+list,-list,-list) – one
keys_values(-list,+list,+list) – one
Extracts a list of keys from a list of pairs.
static
keys(Pairs,Keys)
keys(+list,-list) – one
Extracts a list of values from a list of pairs.
static
values(Pairs,Values)
values(+list,-list) – one
(none)
(none)