Language overview

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

Contents

Development

Features

Syntax

Dialects

APL dialects [edit]
Maintained APL+Win (APL*PLUS) ∙ APL2APL64APL\ivAprilCo-dfnsDyalog APLdzaima/APLGNU APLNARS2000ngn/apl
Historical Iverson notationA Programming LanguageA+ (A) ∙ APL#APL.68000APL.SVAPLXAPL\1130APL\360NARSopenAPLRowanSAXSHARP APLVisualAPL (APLNext) ∙ VS APLYork APL
Derivatives AHPLAPL\ivELIIIvyJJellyK (Q, KDB+) ∙ LYaPASNialRAD

Community

Built-ins

APL built-ins [edit]
Primitive functions
Scalar
Monadic ConjugateNegateSignumNotRollType
Dyadic AddSubtractTimesDivideEqual to (Xnor) ∙ Not Equal to (Xor) ∙ MinimumMaximumComparison functionsComplex
Non-Scalar
Structural ShapeReshapeTallyDepthRavelReverseRazeMixCut (K)PairReplicatePartitioned Enclose
Selection FirstTakeDropUniqueIdentitySelectBracket index
Selector Index generatorInterval IndexIndices
Computational MatchNot MatchNub SieveFormatExecute
Primitive operators Monadic EachReplicateCommuteFunction axis
Dyadic BesideBindReverse Compose
Quad names
Arrays Index originMigration level
Functions
Operators