container
A Lockable List Structure with Constraints on Content
Container class that specializes the list construct of R to provide content and access control
Creating Objects
new('container', x = [list], content = [character], locked = [logical])
Slots
- x
- list of entities that are guaranteed to share a certain property
- content
- tag describing container contents
- locked
- boolean indicator of locked status. Value of TRUE implies assignments into the container are not permitted
Methods
Class-specific methods:
content(container)
- returns
content
slot of argument locked(container)
- returns
locked
slot of argument
show(container)
- prints container
length(container)
- returns number of elements in the container
[[(index)
and[[(index, value)
- access and replace elements in the container
[(index)
- make a subset of a container (which will itself be a container)
Examples
x1 <- new("container", x=vector("list", length=3), content="lm")
lm1 <- lm(rnorm(10)~runif(10))
x1[[1]] <- lm1
Community examples
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