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Predicate assert/2
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Managing (dynamic) predicates
abolish/1
abolish/2
copy_predicate_clauses/2
redefine_system_predicate/1
retract/1
retractall/1
asserta/1
assertz/1
assert/1
asserta/2
assertz/2
assert/2
Transactions
Impact of transactions
Packages
Availability:
built-in
asserta
(
+Term, -Reference
)
assertz
(
+Term, -Reference
)
[deprecated]
assert
(
+Term, -Reference
)
Equivalent to
asserta/1
,
assertz/1
,
assert/1
, but in addition unifies
Reference
with a handle to the asserted clauses. The handle can be used to access this clause with
clause/3
and
erase/1
.