sub-.tableMatrix: Bracket

In tableMatrix: Combines 'data.table' and 'matrix' Classes

Description

tableMatrix method, passes data.table bracket functionality to the table attribute. Assigning works only for tab part and only i and j from data.table is used. If j is numeric, it corresponds to first attribute after tmName names.

Bracket

Usage

## S3 method for class 'tableMatrix'
x[...]

## S3 replacement method for class 'tableMatrix'
x[i, j] <- value

Arguments

x	tableMatrix object.
...	Passed arguments.
i	Same as i in data.table
j	Same as j in data.table
value	Value to be set.

Value

tableMatrix or vector.

Examples

data(images8By8)

# Create tableMatrix from images8By8
TM <- tableMatrix(images8By8, 1:3, 4:ncol(images8By8))


TM[2,1] <- "aaa"

TM[1,"dimX"] <- 1000

# setting row
TM[2,] <- list("aaa", 1000, 1000)

# setting column
TM[,2] <- 1

tableMatrix documentation built on May 1, 2019, 8:42 p.m.