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R Language Definition Table of Contents

• 1 R Language Definition Introduction

• 2 R Language Definition Objects

• 2.1 R Basic types
• 2.1.1 R Vectors
• 2.1.2 R Lists
• 2.1.3 R Language objects
• 2.1.3.1 R Symbol objects
• 2.1.4 R Expression objects
• 2.1.5 R Function objects
• 2.1.6 R NULL
• 2.1.7 R Builtin objects and special forms
• 2.1.8 R Promise objects
• 2.1.9 R Dot-dot-dot
• 2.1.10 R Environments
• 2.1.11 R Pairlist objects
• 2.1.12 R The “Any” type
• 2.2 R Attributes
• 2.2.1 R Names
• 2.2.2 R Dimensions
• 2.2.3 R Dimnames
• 2.2.4 R Classes
• 2.2.5 R Time series attributes
• 2.2.6 R Copying of attributes
• 2.3 R Special compound objects
• 2.3.1 R Factors
• 2.3.2 R Data frame objects

• 3 R Language Definition Evaluation of expressions

• 3.1 R Simple evaluation
• 3.1.1 R Constants
• 3.1.2 R Symbol lookup
• 3.1.3 R Function calls
• 3.1.4 R Operators
• 3.2 R Control structures
• 3.2.1 R if
• 3.2.2 R Looping
• 3.2.3 R repeat
• 3.2.4 R while
• 3.2.5 R for
• 3.2.6 R switch
• 3.3 R Elementary arithmetic operations
• 3.3.1 R Recycling rules
• 3.3.2 R Propagation of names
• 3.3.3 R Dimensional attributes
• 3.3.4 R NA handling
• 3.4 R Indexing
• 3.4.1 R Indexing by vectors
• 3.4.2 R Indexing matrices and arrays
• 3.4.3 R Indexing other structures
• 3.4.4 R Subset assignment
• 3.5 R Scope of variables
• 3.5.1 R Global environment
• 3.5.2 R Lexical environment
• 3.5.3 R The call stack
• 3.5.4 R Search path

• 4 R Language Definition Functions

• 4.1 R Writing functions
• 4.1.1 R Syntax and examples
• 4.1.2 R Arguments
• 4.2 R Functions as objects
• 4.3 R Evaluation
• 4.3.1 R Evaluation environment
• 4.3.2 R Argument matching
• 4.3.3 R Argument evaluation
• 4.3.4 R Scope

• 5 R Language Definition Object-oriented programming

• 5.1 R Definition
• 5.2 R Inheritance
• 5.3 R Method dispatching
• 5.4 R UseMethod
• 5.5 R NextMethod
• 5.6 R Group methods
• 5.7 R Writing methods

• 6 R Language Definition Computing on the language

• 6.1 R Direct manipulation of language objects
• 6.2 R Substitutions
• 6.3 R More on evaluation
• 6.4 R Evaluation of expression objects
• 6.5 R Manipulation of function calls
• 6.6 R Manipulation of functions

• 7 R Language Definition System and foreign language interfaces

• 7.1 R Operating system access
• 7.2 R Foreign language interfaces
• 7.3 R .Internal and .Primitive

• 8 R Language Definition Exception handling

• 8.1 R stop
• 8.2 R warning
• 8.3 R on.exit
• 8.4 R Error options

• 9 R Language Definition Debugging

• 9.1 R browser
• 9.2 R debug/undebug
• 9.3 R trace/untrace
• 9.4 R traceback

• 10 R Language Definition Parser

• 10.1 R The parsing process
• 10.1.1 R Modes of parsing
• 10.1.2 R Internal representation
• 10.1.3 R Deparsing
• 10.2 R Comments
• 10.3 R Tokens
• 10.3.1 R Constants
• 10.3.2 R Identifiers
• 10.3.3 R Reserved words
• 10.3.4 R Special operators
• 10.3.5 R Separators
• 10.3.6 R Operator tokens
• 10.3.7 R Grouping
• 10.3.8 R Indexing tokens
• 10.4 R Expressions
• 10.4.1 R Function calls
• 10.4.2 R Infix and prefix operators
• 10.4.3 R Index constructions
• 10.4.4 R Compound expressions
• 10.4.5 R Flow control elements
• 10.4.6 R Function definitions
• 10.5 R Directives

• R Language Definition Function and Variable Index

• R Language Definition Concept Index

• R Language Definition Appendix A References

Next: Objects, Previous: R Language Definition, Up: R Language Definition

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• R Language Definition - https://cran.r-project.org/doc/manuals/r-release/R-lang.html, (RLangDef 4.2.0 2022-04-22)
  • This manual is for R, version 4.2.0 (2022-04-22). Copyright © 2000–2022 R Core Team