Lisp is the second-oldest high-level programming language. It is dynamic and strongly typed programming language developed by Steve Russell, Timothy P. Hart, and Mike Levin in 1958.
(define greet
(lambda (given #:last surname)
(string-append "Hello, " given " " surname)))
> (greet "John" #:last "Smith")
"Hello, John Smith"
> (greet #:last "Doe" "John")
"Hello, John Doe"
In above example last is a keyword argument.
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