Examples for 'zoo::coredata'


Extracting/Replacing the Core Data of Objects

Aliases: coredata coredata.default coredata.zoo coredata.ts coredata.its coredata.irts coredata<- coredata<-.zoo coredata<-.ts coredata<-.irts coredata<-.its

Keywords: ts

### ** Examples

suppressWarnings(RNGversion("3.5.0"))
set.seed(1)

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
                                 
2003-01-01 -0.6264538  1.51178117
2003-01-03  0.1836433  0.38984324
2003-01-05 -0.8356286 -0.62124058
2003-01-07  1.5952808 -2.21469989
2003-02-09  0.3295078  1.12493092
2003-02-11 -0.8204684 -0.04493361
2003-02-13  0.4874291 -0.01619026
2003-03-15  0.7383247  0.94383621
2003-03-17  0.5757814  0.82122120
2003-04-19 -0.3053884  0.59390132
## and only matrix of observations
coredata(x)
            [,1]        [,2]
 [1,] -0.6264538  1.51178117
 [2,]  0.1836433  0.38984324
 [3,] -0.8356286 -0.62124058
 [4,]  1.5952808 -2.21469989
 [5,]  0.3295078  1.12493092
 [6,] -0.8204684 -0.04493361
 [7,]  0.4874291 -0.01619026
 [8,]  0.7383247  0.94383621
 [9,]  0.5757814  0.82122120
[10,] -0.3053884  0.59390132
## change the observations
coredata(x) <- matrix(1:20, ncol = 2)
x
                
2003-01-01  1 11
2003-01-03  2 12
2003-01-05  3 13
2003-01-07  4 14
2003-02-09  5 15
2003-02-11  6 16
2003-02-13  7 17
2003-03-15  8 18
2003-03-17  9 19
2003-04-19 10 20

[Package zoo version 1.8-10 Index]