8.1.4 Special purpose predicates for attributes
All
Application
Manual
Name
Summary
Help
Documentation
Reference manual
Constraint Logic Programming
Attributed variables
Special purpose predicates for attributes
get_attrs/2
put_attrs/2
del_attrs/1
Packages
Availability:
built-in
del_attrs
(
+Var
)
If
Var
is an attributed variable, delete
all
its attributes. In all other cases, this predicate succeeds without side-effects.