Glyph

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Glyphs are the individual characters and symbols used in APL, primarily to represent primitive functions and operators.

Prior to the widespread adoption of Unicode, many special-purpose code pages were used to represent APL symbols (see Wikipedia: Digital encoding of APL symbols).


APL features [edit]
Syntax ArrayFunctionOperatorAssignment
Built-ins Primitive functionPrimitive operatorQuad name
Array model ShapeRankDepthBoundIndexAxisRavelRavel orderElementScalarVectorMatrixSimple scalarSimple arrayNested arrayBoxCellMajor cellSubarrayEmpty arrayPrototype
User definition TradfnDfnTacit
Concepts and paradigms Leading axis theoryScalar extensionConformabilityScalar functionGlyphIdentity element
Errors LIMIT ERRORRANK ERROR