optional
Adjective
This text is extracted from the Wiktionary and it is available under the CC BY-SA 3.0 license | Terms and conditions | Privacy policy 0.002
Adjective
optional (not comparable)
- Not compulsory; left to personal choice; elective.
- Synonyms: facultative, Thesaurus:optional
- Antonyms: compulsory, mandatory, obligatory, Thesaurus:compulsory
- On that beach clothing is entirely optional.
- French: optionnel, facultatif
- German: freiwillig, optional, wahlfrei,, fakultativ, freigestellt, wahlweise
- Italian: facoltativo, volontario, opzionale, (please verify) a discrezione, (please verify) non obbligatorio
- Portuguese: opcional, facultativo
- Russian: необяза́тельный
- Spanish: opcional
optional (plural optionals)
- Something that is not compulsory, especially part of an academic course.
- (programming, sometimes, capitalized) In various programming languages, a kind of variable that is assigned a specific data type but may or may not hold an actual value.
- 2015, Richard M Reese, Learning Java Functional Programming, Packt Publishing Ltd (ISBN 9781785289354), page gbooks cgKACwAAQBAJ:
- In functional languages, there is a data type called the option type, also called the maybe type. Its purpose is to encapsulate a value, which is returned from a function. […] In Java 8, the Optional class has been added to serve as an option type.
- 2015, Richard M Reese, Learning Java Functional Programming, Packt Publishing Ltd (ISBN 9781785289354), page gbooks cgKACwAAQBAJ:
This text is extracted from the Wiktionary and it is available under the CC BY-SA 3.0 license | Terms and conditions | Privacy policy 0.002