crunch (version 1.3.2)

subvars-extract: Extract and modify subsets of subvariables

Description

Extract and modify subsets of subvariables

Usage

## S3 method for class 'Subvariables,character':
[[(x, i, j, ...)
## S3 method for class 'Subvariables,ANY':
[[(x, i, j, ...)
## S3 method for class 'Subvariables':
$(x, name)
## S3 method for class 'Subvariables,character':
[(x, i, j, ..., drop = TRUE)
## S3 method for class 'Subvariables,character,missing,CrunchVariable':
[[(x, i) <- value
## S3 method for class 'Subvariables,ANY,missing,CrunchVariable':
[[(x, i) <- value
## S3 method for class 'Subvariables,ANY,missing,`NULL`':
[[(x, i) <- value
## S3 method for class 'Subvariables,ANY,missing,ANY':
[[(x, i) <- value
## S3 method for class 'Subvariables,character,missing,Subvariables':
[(x, i) <- value
## S3 method for class 'Subvariables,ANY,missing,Subvariables':
[(x, i) <- value
## S3 method for class 'Subvariables,ANY,missing,ANY':
[(x, i) <- value
## S3 method for class 'CategoricalArrayVariable,ANY':
[(x, i, j, ..., drop = TRUE)
## S3 method for class 'CategoricalArrayVariable,numeric':
[(x, i, j, ..., drop = TRUE)
## S3 method for class 'CategoricalArrayVariable,logical':
[(x, i, j, ..., drop = TRUE)
## S3 method for class 'CategoricalArrayVariable,ANY':
[[(x, i, j, ...)
## S3 method for class 'CategoricalArrayVariable':
$(x, name)

Arguments

x

Subvariables or an array Variable (which contains subvariables)

i

which subvariables to extract

j

Invalid

...

additional arguments

name

For $, the name (not alias) of the subvariable to extract

drop

Invalid

value

For updating, a CrunchExpr

Value

• A subset of x if extracting, otherwise x duly modified