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Icon (programming language)

Icon is a very high-level programming language based on the concept of "goal-directed execution" in which an expression in code returns "success" along with a result, or a "failure", indicating that there is no valid result. The success and failure of a given expression is used to direct further processing, whereas conventional languages would typically…

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Key facts & relationships

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Designed by
Ralph Griswold
Family
SNOBOL
First appeared
1977; 49 years ago (1977)
Paradigms
multi-paradigm: structured, text-oriented
Stable release
9.5.25a / September 7, 2025; 11 months ago (2025-09-07)
Typing discipline
dynamic

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Overview

History

Language

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Bibliography

  • ISBN ISBN (identifier)
  • Doi Doi (identifier)
  • S2CID S2CID (identifier)

Advanced semantic analysis

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Map overview Semantic statistics

Icon (programming language)

Nodes70
Edges69
Triples7
Avg. degree1.97
Density0.028571
Components1

How this topic connects Entity context

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Icon (programming language)

Top relations

Designed by · 1
Icon (programming language) → Ralph Griswold
Family · 1
Icon (programming language) → SNOBOL
First appeared · 1
Icon (programming language) → 1977; 49 years ago (1977)
Paradigms · 1
Icon (programming language) → multi-paradigm: structured, text-oriented
Stable release · 1
Icon (programming language) → 9.5.25a / September 7, 2025; 11 months ago (2025-09-07)
Typing discipline · 1
Icon (programming language) → dynamic
Website · 1
Icon (programming language) → www.cs.arizona.edu/icon

Important terminology Word statistics

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Important terminology

icon language code string value languages snobol instance used fail syntax result failure one returns return like generators example programming

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
Icon (programming language)Designed byRalph Griswold1.00infobox
Icon (programming language)FamilySNOBOL1.00infobox
Icon (programming language)First appeared1977; 49 years ago (1977)1.00infobox
Icon (programming language)Paradigmsmulti-paradigm: structured, text-oriented1.00infobox
Icon (programming language)Stable release9.5.25a / September 7, 2025; 11 months ago (2025-09-07)1.00infobox
Icon (programming language)Typing disciplinedynamic1.00infobox
Icon (programming language)Websitewww.cs.arizona.edu/icon1.00infobox

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