data.table-class: S4 Definition for data.table
In Rdatatable/data.table: Extension of `data.frame`

data.table-class

R Documentation

S4 Definition for data.table

Description

A data.table can be used in S4 class definitions as either a parent class (inside a contains argument of setClass), or as an element of an S4 slot.

Author(s)

Steve Lianoglou

Examples

## Used in inheritance.
setClass('SuperDataTable', contains='data.table')

## Used in a slot
setClass('Something', representation(x='character', dt='data.table'))
x <- new("Something", x='check', dt=data.table(a=1:10, b=11:20))

Rdatatable/data.table documentation built on Nov. 20, 2024, 6:44 p.m.