Language

J

Programming language

1990Appeared

dynamic typingType system

9.7.1Latest version

2Languages it influenced

Facts

Appeared: 1990
Type system: dynamic typing
Latest version: 9.7.1 (April 23, 2026)
Languages it influenced: 2
Kind: dynamic programming language, multi-paradigm programming language, interpreted language, array programming language, function-level language, tacit programming language, functional programming language, object-based language
Paradigms: functional programming, function-level programming, tacit programming, multi-paradigm programming, array programming, object-oriented programming
Designed by: Kenneth E. Iverson
Developer: Roger Hui, Kenneth E. Iverson
Influenced by: APL, FL
File extensions: .ijs
Licence: GNU General Public License, version 3.0
Influences listed: 2

Language	Appeared	Paradigms	Type system	Languages it influenced
BQN	2020	array programming	—	1
Uiua	—	tacit programming, array programming, stack-oriented programming	—	—