coredata {zoo} | R Documentation |

## Extracting/Replacing the Core Data of Objects

### Description

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

### 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`

### 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

[Package

*zoo* version 1.0-5

Index]