sub-.StQ: Extract parts of an object of class StQ

In david-salgado/StQ: Tools to manage metadata-incorporated key-value pair datasets

Description

[ extracts parts of an object of class StQ.

It is indeed the method [ for the class StQ. This method returns subsets of the slot Data from an object of class StQ specified as an input parameter. The output is an object of the same class StQ as the input parameter x.

Usage

## S3 method for class 'StQ'

  x[
  i,
  j,
  by,
  keyby,
  with = TRUE,
  nomatch = getOption("datatable.nomatch"),
  mult = "all",
  roll = FALSE,
  rollends = if (roll == "nearest") c(TRUE, TRUE) else if (roll >= 0) c(FALSE, TRUE)
    else c(TRUE, FALSE),
  which = FALSE,
  .SDcols,
  verbose = getOption("datatable.verbose"),
  allow.cartesian = getOption("datatable.allow.cartesian"),
  drop = NULL,
  on = NULL
]

Arguments

x	Object of class StQ.
i, j, ...	Indices corresponding to elements to be extracted. The indices are numeric or character vectors, missing or NULL. Numeric values are coerced to integer with as.integer (thus truncated to zero).
drop	Included by coherence.

Value

Object of class StQ with the subsetted input object.

Examples

data(ExampleStQ)
ExampleStQ[IDDD == 'Turnover']
ExampleStQ[3:4]
ExampleStQ[ID == '00021']

david-salgado/StQ documentation built on Aug. 12, 2021, 3:23 p.m.