First-class citizen

In programming language design, a first-class citizen (also object, entity, or value) in a given programming language is an entity which supports all the operations generally available to other entities.

Description

These operations typically include being passed as a parameter, returned from a function, and assigned to a variable.

See also

• Computer program
• Computer programming
• Computer science
• First-class function
• Function (mathematics)
• Parameter
• Programming language
• Subroutine
• Variable (computer science)

External links

• First-class citizen @ Wikipedia