
Extract and replace non-core xts
attributes.
xtsAttributes(x, user=NULL)xtsAttributes(x) <- value
an xts object
logical; should user-defined attributes be returned?
The default of NULL
returns all xts
attributes.
a list of new name=value attributes
A named list of user settable attributes.
Since xts
objects are S3 objects with special
attributes, a method is necessary to properly assign
and view the user-added attributes.
A call to attributes
from the base package
will return all attributes, including those specific
to the xts
class.
# NOT RUN {
x <- xts(matrix(1:(9*6),nc=6),
order.by=as.Date(13000,origin="1970-01-01")+1:9,
a1='my attribute')
xtsAttributes(x)
xtsAttributes(x) <- list(a2=2020)
xtsAttributes(x)
xtsAttributes(x) <- list(a1=NULL)
xtsAttributes(x)
# }
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