coredata

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Extracting/Replacing the Core Data of Objects

Generic functions for extracting the core data contained in a (more complex) object and replacing it.

Keywords
ts
Usage
coredata(x, ...)
coredata(x) <- value
Arguments
x
an object.
...
further arguments passed to methods.
value
a suitable value object for use with x.
Value

  • In zoo, there are currently coredata methods for time series objects of class "zoo", "ts", "its", "irts", all of which strip off the index/time attributes and return only the observations. The are also corresponding replacement methods for these classes.

See Also

zoo

Aliases
  • coredata
  • coredata.default
  • coredata.zoo
  • coredata.ts
  • coredata.its
  • coredata.irts
  • coredata<-
  • coredata<-.zoo
  • coredata<-.ts
  • coredata<-.irts
  • coredata<-.its
Examples
x.date <- as.Date(paste(2003, rep(1:4, 4:1), seq(1,20,2), sep = "-"))
x <- zoo(matrix(rnorm(20), ncol = 2), x.date)

## the full time series
x
## and only matrix of observations
coredata(x)

## change the observations
coredata(x) <- matrix(1:20, ncol = 2)
x
Documentation reproduced from package zoo, version 1.0-3, License: GPL

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