XY is a programming language created in 2004 by Stevan Apter.
| #2299on PLDB | 20Years Old |
XY is a family of array-oriented, concatenative programming languages with first-class continuations. XY 1 has quotations, lists, functions, and patterns. XY 2 is flat. XY 0 has quotations and shuffle-symbols but dispenses with lists and patterns.
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