Package 'inplace'

Title: In-place Operators for R
Description: It provides in-place operators for R that are equivalent to '+=', '-=', '*=', '/=' in C++. Those can be applied on integer|double vectors|matrices. You have also access to sweep operations (in-place).
Authors: Florian Privé [aut, cre]
Maintainer: Florian Privé <[email protected]>
License: GPL-3
Version: 0.1.2
Built: 2026-05-24 07:56:04 UTC
Source: https://github.com/privefl/inplace

Help Index

In-place operators

Description

In-place operators

Usage

x %*<-% value

x %+<-% value

x %-<-% value

x %/<-% value

Arguments

x

Variable.
value

Value.

Value

NULL (invisibly).

Examples

mat <- matrix(1:4, 2)
mat
mat %+<-% 2
mat

Sweep

Description

Sweep

Usage

sweep1_in_place(x, STATS, FUN = c("-", "+", "*", "/"))

sweep2_in_place(x, STATS, FUN = c("-", "+", "*", "/"))

Arguments

x

a matrix.
STATS

the summary statistic which is to be swept out.
FUN

the function to be used to carry out the sweep.

Value

NULL, invisibly.

Examples

x <- matrix(1:6, 2)
sweep(x, 2, 1:3)
x
sweep2_in_place(x, 1:3)
x