3 ms·

(-> "a b c d" .toUpperCase (.replace "A" "X") (.split " ") first) "X"

• jml7c5 5y ago
  Is there a name for this sort of construct/macro in lisp? I'm interested in seeing more examples of it, assuming it's common.
  • beecafe 5y ago
    threading macros
  • didibus 5y ago
    The Racket docs in them are pretty good: https://docs.racket-lang.org/threading/index.html https://docs.racket-lang.org/threading/index.html