Overview

From APL Wiki
Revision as of 22:45, 16 November 2019 by Miraheze>Adám Brudzewsky
Jump to navigation Jump to search


This page gives a structured overview of the APL programming language.

Features

APL features [edit]
Built-ins Primitives (functions, operators) ∙ Quad name
Array model ShapeRankDepthBoundIndex (Indexing) ∙ AxisRavelRavel orderElementScalarVectorMatrixSimple scalarSimple arrayNested arrayCellMajor cellSubarrayEmpty arrayPrototype
Data types Number (Boolean, Complex number) ∙ Character (String) ∙ BoxNamespaceFunction array
Concepts and paradigms Conformability (Scalar extension, Leading axis agreement) ∙ Scalar function (Pervasion) ∙ Identity elementComplex floorArray ordering (Total) ∙ Tacit programming (Function composition, Close composition) ∙ GlyphLeading axis theoryMajor cell search
Errors LIMIT ERRORRANK ERRORSYNTAX ERRORDOMAIN ERRORLENGTH ERRORINDEX ERRORVALUE ERROREVOLUTION ERROR

Syntax

APL syntax [edit]
General Comparison with traditional mathematicsPrecedenceTacit programming (Train, Hook, Split composition)
Array Numeric literalStringStrand notationObject literalArray notation (design considerations)
Function ArgumentFunction valenceDerived functionDerived operatorNiladic functionMonadic functionDyadic functionAmbivalent functionDefined function (traditional)DfnFunction train
Operator OperandOperator valenceTradopDopDerived operator
Assignment MultipleIndexedSelectiveModified
Other Function axisBracket indexingBranchStatement separatorQuad nameSystem commandUser commandKeywordDot notationFunction-operator overloadingControl structureComment

Dialects

APL dialects [edit]
Maintained APL+WinAPL2APL64APL\ivApletteAprilCo-dfnsDyalog APLDyalog APL Visiondzaima/APLGNU APLKapNARS2000Pometo
Historical A Programming LanguageA+ (A) ∙ APL#APL2CAPL\360APL/700APL\1130APL\3000APL.68000APL*PLUSAPL.jlAPL.SVAPLXExtended Dyalog APLIverson notationIVSYS/7090NARSngn/aplopenAPLOperators and FunctionsPATRowanSAXSHARP APLRationalized APLVisualAPL (APLNext) ∙ VS APLYork APL
Derivatives AHPLBQNCoSyELIGleeIIvyJJellyK (Goal, Klong, Q) ∙ KamilaLispLang5LilNialRADUiua
Overviews Comparison of APL dialectsTimeline of array languagesTimeline of influential array languagesFamily tree of array languages

Community

APL community [edit]
Conferences and activities Advent of CodeAPL CampfireAPL CultivationAPL Meetup (Portuguese) ∙ APL ShowAPL Problem Solving CompetitionAPL ChallengeAPL QuestAPL SeedsArray CastBAA sessionsCode golfDyalog user meetingsDyalog webinarsIverson Award
Chat rooms and forums APL FarmAPL Orchard
User groups APL et J (France) ∙ APL Germany (terminology) ∙ APL ∊ BCN (Spain) ∙ BAA (UK) ∙ FinnAPL (Finland) ∙ SIGAPL (USA) ∙ Tokyo APL/J/K Meetup (Japan)
People Phil AbramsBrian BeckerBob BerneckyLarry BreedCharles BrennerJim BrownAdám BrudzewskyGitte ChristensenPeter DonnellyJohn EarnestAdin FalkoffGarth FosterLib GibsonAaron HsuRoger HuiKen IversonMorten KrombergDick LathwellMarshall LochbaumEugene McDonnellRoger MooreTrenchard MoreAlan PerlisHenry RichAl RoseJohn ScholesIan SharpBob SmithGeoff StreeterArthur Whitney
Other APL Quote QuadAPL WikiBlogsBooksCase studiesFamous APL usersHumourJobsMerchandisePapersPodcastsTryAPLTry It OnlineVideo channels