Description
Stack Data Type as an 'R6' Class.
Description
An extremely simple stack data type, implemented with 'R6' classes. The size of the stack increases as needed, and the amortized time complexity is O(1). The stack may contain arbitrary objects.
README.md
rstack
Stack data type as an ‘R6’ class
An extremely simple stack data type, implemented with ‘R6’ classes. The size of the stack increases as needed, and the amortized time complexity is O(1). The stack may contain arbitrary objects.
Installation
source("https://install-github.me/gaborcsardi/rstack")
Usage
library(rstack)
S <- stack$new()
S$push(1L)
S$peek()
#> [1] 1
S$pop()
#> [1] 1
S$size()
#> [1] 0
S$push(NULL)
S$push(iris)
colnames(S$pop())
#> [1] "Sepal.Length" "Sepal.Width" "Petal.Length" "Petal.Width" "Species"
S$peek()
#> NULL
License
MIT © Mango Solutions, Gábor Csárdi.