mpg-ref-current_prolog_flag - SICStus Prolog

Next: mpg-ref-current_stream, Previous: mpg-ref-current_predicate, Up: mpg-bpr

11.3.56 `current_prolog_flag/2` [ISO]

Synopsis

current_prolog_flag(?FlagName, ?Value)

same as prolog_flag(FlagName, Value), except that current_prolog_flag(FlagName, Value) type checks FlagName.

Arguments

FlagName: atom
Value: term

Exceptions

type_error: FlagName is not an atom.
domain_error: FlagName is not a valid flag name.

See Also

prolog_flag/2.

Send feedback on this subject.