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base (version 3.1.3)

The R Base Package

Description

Base R functions.

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Version

Version

3.1.3

License

Part of R 3.1.3

Maintainer

R-core R-core@R-project.org

Last Published

December 12th, 2019

Functions in base (3.1.3)

Abbreviate Strings

Approximate String Matching (Fuzzy Matching)

Multi-way Arrays

Apply Functions Over Array Margins

Argument List of a Function

Are Some Values True?

Are All Values True?

Find All Names in an Expression

Array Transposition

Coerce to an Environment Object

Inhibit Interpretation/Conversion of Objects

Convert Object to Function

Date-time Conversion Functions

Object Attributes

Attach Set of R Objects to Search Path

Assignment Operators

Assign a Value to a Name

Date Conversion Functions to and from Character

Coerce to a Data Frame

Bessel Functions

Bin a Numeric Vector

Internal Objects in Package base

base-deprecated

Deprecated Functions in Package base

The R Base Package

Solve an Upper or Lower Triangular System

Defunct Functions in Package base

Manipulate File Paths

Object Attribute Lists

On-demand Loading of Packages

Bitwise Logical Operations

Combine Values into a Vector or List

Binding and Environment Locking, Active Bindings

Access to and Manipulation of the Body of a Function

Apply a Function to a Data Frame Split by Factors

Returns the Names of All Built-in Objects

Partial substitution in expressions

Environment Browser

Functions to Retrieve Values Supplied by Calls to the Browser

Modern Interfaces to C/C++ code

Call With Current Continuation

Partial String Matching

Character Vectors

Expand a String with Respect to a Target Table

Combine R Objects by Rows or Columns

Inverse from Choleski (or QR) Decomposition

Character Translation and Casefolding

The Choleski Decomposition

Report Information on C Stack Size and Usage

Row and Column Names

Cumulative Sums, Products, and Extremes

Complex Vectors

Condition Handling and Recovery

Convert a Data Frame to a Numeric Matrix

R Project Contributors

dataframeHelpers

Data Frame Auxiliary Functions

Report Capabilities of this Build of R

Extract Command Line Arguments

Concatenate and Print

System Date and Time

Convert a Date or Date-Time Object to a Factor

Convert Numeric to Factor

Query or Set a "comment" Attribute

Identity Function to Suppress Checking

Execute a Function Call

Marking Objects as Defunct

Debug a Function

Form Row and Column Sums and Means

Lagged Differences

Matrix Diagonals

Spectral Decomposition of a Matrix

Apply a Function Over Values in an Environment

Ascertain File Accessibility

Encode Character Vector as for Printing

Maxima and Minima

Read or Set the Declared Encodings for a Character Vector

Extract or Replace Parts of a Factor

Copyrights of Files Used to Build R

Matrix Crossproduct

Calculate the Determinant of a Matrix

Lists of Open/Active Graphics Devices

Text Representations of R Objects

Environment Access

Determine Duplicate Elements

Write an Object to a File or Recreate it

Double-Precision Vectors

Evaluate an (Unevaluated) Expression

Function Definition

Construct Path to File

Display One or More Files

Common Higher-Order Functions in Functional Programming Languages

S3 Group Generic Functions

Pattern Matching for Raw Vectors

Translate Text Messages

Test for an S4 object

Are we using R, rather than S?

Get or Set Working Directory

Kronecker Products on Arrays

Compute or Estimate the Condition Number of a Matrix

Dimensions of an Object

Is an Object Defined?

Drop Redundant Extent Information

File Manipulation

Formatting Using C-style Formats

Create a Data Frame from All Combinations of Factors

Format Description Lists

Extract File Information

Choose a File Interactively

Access to and Manipulation of the Formal Arguments

Generate Factor Levels

Pattern Matching and Replacement

format(.) Information

Identity Function

Is an Object ‘internally classed’?

Conditional Element Selection

Is an Object Atomic or Recursive?

Compute Factor Interactions

Integer Vectors

Is an Object of Type (Primitive) Function?

Is an Object a Language Object?

From A List, Build or Add To an Environment

Reload Saved Datasets

Lower and Upper Triangular Part of a Matrix

Names and Symbols

The (Storage) Mode of an Object

Hooks for Namespace Events

Namespace Internals

Function Exit Code

Operators on the Date Class

Call an Internal Function

Create A Vector of Sequences

Read Text Lines from a Connection

Generate Regular Sequences of Times

Read a Line from the Terminal

InternalMethods

Internal Generic Functions

Reconstruct the Q, R, or X Matrices from a QR Object

Value of Last Evaluated Expression

Find Labels from Object

Loading DLLs from Packages

Search Paths for Packages

Apply a Function to Multiple List or Vector Arguments

Miscellaneous Mathematical Functions

Compute table margin

Memory Limits in R

Memory Available for Data Storage

Diagnostic Messages

Does a Formal Argument have a Value?

print.data.frame

Printing Data Frames

Set Environment Variables from a File

The QR Decomposition of a Matrix

Push Text Back on to a Connection

Default Printing

Extract or Replace A Slot

Finalization of Objects

Wait on Socket Connections

Split the Elements of a Character Vector

Sweep out Array Summaries

Convert Strings to Integers

Find Details of the Numerical and Monetary Representations in the Current Locale

Select One of a List of Alternatives

Get Current Date and Time

Parse and Evaluate Expressions from a File

Functions to Access the Function Call Stack

Search for Masked Objects on the Search Path

Built-in Constants

Read and Write Data in DCF Format

DateTimeClasses

Date-Time Classes

Delay Evaluation

Marking Objects as Deprecated

Unevaluated Expressions

Extract.data.frame

Extract or Replace Parts of a Data Frame

Force Evaluation of an Argument

Find Interval Numbers or Indices

Foreign-internal

Internal Versions of the Foreign Function Interface

Foreign Function Interface

Encode in a Common Format

Compute DLL for Native Interface Call

getNativeSymbolInfo

Obtain a Description of one or more Native (C/Fortran) Symbols

Format P Values

Test Objects for Exact Equality

Hyperbolic Functions

Is an Object of Single Precision Type?

Localization Information

Date-time Conversion Functions from Numeric Representations

The R License Terms

Loading/Attaching and Listing of Packages

Argument Verification Using Partial Matching

Create a Matrix or a Vector

The Number of Arguments to a Function

The Names of an Object

In-memory Compression and Decompression

Arithmetic Mean

Report Time Spent in Garbage Collection

Garbage Collection

Torture Garbage Collector

Return the Value of a Named Object

Change the Print Mode to Invisible

Display Numbers in Hexadecimal

(De)compress I/O Through Connections

‘Jitter’ (Add Noise) to Numbers

Test if a Matrix or other Object is Symmetric

Finite, Infinite and NaN Numbers

Namespace Reflection Support

Loading and Unloading Name Spaces

Parentheses and Braces

Partial String Matching

Parse Expressions

Range of Values

Find Zeros of a Real or Complex Polynomial

Recursively Apply a Function to a List

Text Connections

taskCallbackNames

Query the Names of the Current Internal Top-Level Task Callbacks

Vectorize a Scalar Function

Version Information

Scripting Language Interface

Miscellaneous Internal/Programming Utilities

Rounding of Numbers

Listing of Packages

The Number of Rows/Columns of an Array

Profile the Usage of Cons Cells

Merge Two Data Frames

Double Colon and Triple Colon Operators

Ordering Permutation

Outer Product of Arrays

Report Configuration Options for PCRE

Expand File Paths

Extract or Replace Matched Substrings

Express Table Entries as Fraction of Marginal Table

Product of Vector Elements

Give Search Path for R Objects

Replicate Elements of Vectors and Lists

Functions to Reposition Connections

Simple Serialization Interface

Divide into Groups and Reassemble

Read File Symbolic Links

Use C-style String Formatting Commands

Lazy Load a Database of R Objects

Set or Unset Environment Variables

Levels Attributes

Query or Set Aspects of the Locale

Logarithms and Exponentials

Make Character Strings Unique

Make Syntactically Valid Names

Matrix Multiplication

Top Level Environment

Find Maximum Position in Matrix

The Null Object

List the Files in a Directory/Folder

Lists -- Generic and Dotted Pairs

Logical Operators

Logical Vectors

The Number of Levels of a Factor

Argument Matching

Extract a Function Specified by Name

Delete Files and Directories

Not Yet Implemented Functions and Unused Arguments

Class for ‘no quote’ Printing of Character Strings

Express File Paths in Canonical Form

Print Warning Messages

Warning Messages

Replace Values in a Vector

Reverse Elements

Send R Output to a File

Slice Indexes in an Array

standardGeneric

Formal Method System -- Dispatching S4 Methods

References to source files

Wrap Character Strings to Format Paragraphs

Operator Syntax and Precedence

Subsetting Vectors, Matrices and Data Frames

Get Environment Variables

NumericConstants

Numeric Constants

Display Numbers in Octal

Raw Connections

Running Time of R

Print Matrices, Old-style

Utilities for Processing Rd Files

Generate Regular Sequences of Dates

Get and Set Row Names for Data Frames

Sequence Generation

numeric_version

Numeric Versions

Numeric Vectors

Convert Positions in the Search Path to Environments

User-supplied Random Number Generation

Pretty Breakpoints

Transfer Binary Data To and From Connections

Random Number Generation

Remove Objects from a Specified Environment

Transfer Character Strings To and From Connections

Round / Truncate Data-Time Objects

Scaling and Centering of Matrix-like Objects

Substrings of a Character Vector

Substituting and Quoting Expressions

Read Data Values

Invoke a System Command

Extract Parts of a POSIXt or Date Object

Convert an R Object to a Character String

Which indices are TRUE?

Tabulation for Vectors

Apply a Function Over a Ragged Array

Print Call Stacks

Interactive Tracing and Debugging of Calls to a Function or Method

The Type of an Object

Return the R Home Directory

Extract Unique Elements

Give Column Sums of a Matrix or Data Frame, Based on a Grouping Variable

Run Length Encoding

Quote Strings for Use in OS Shells

Ensure the Truth of R Expressions

Stop Function Execution

Trim Character Strings to Specified Display Widths

Attribute Specification

Sys.setFileTime

Matrix Transpose

Suspend Execution for a Time Interval

Cross Tabulation and Table Creation

Trigonometric Functions

Try an Expression Allowing Error Recovery

Convert to or from UTF-8-encoded Character Vectors

Return both a value and its visibility

Evaluate an Expression in a Data Environment

Set CPU and/or Elapsed Time Limits

Sorting or Ordering Vectors

Solve a System of Equations

showConnections

Display Connections

Sum of Vector Elements

Object Summaries

Get the Process ID of the R Session

taskCallbackManager

Create an R-level Task Callback Manager

Extract System and User Information

Add or Remove a Top-Level Task Callback

Transform an Object, for Example a Data Frame

Trace Copying of Objects

Remove names or dimnames

Functions to Get and Set Hooks for Load, Attach, Detach and Unload

Write Data to a File

Auxiliary Function for Sorting and Ranking