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Predicate option/2
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Reference manual
The SWI-Prolog library
library(option): Option list processing
option/2
option/3
select_option/3
select_option/4
merge_options/3
meta_options/3
dict_options/2
Packages
Availability:
:- use_module(
library(option)
).
(can be
autoloaded
)
[semidet]
option
(
?Option, +Options
)
Get an
Option
from
Options
. Fails silently if the option does not appear in
Options
. If
Option
appears multiple times in
Options
, the first value is used.
Option
Term of the form Name(?Value).
Options
is a list of Name(Value) or
Name=Value
or a dict.