#
# xts: eXtensible time-series
#
# Copyright (C) 2008 Jeffrey A. Ryan jeff.a.ryan @ gmail.com
#
# Contributions from Joshua M. Ulrich
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
# dimnames will return the actual dimnames of the xts object
# dimnames<-.xts will force the rownames to always be NULL
`dimnames.xts` <-
function(x) {
#list(NULL, colnames(unclass(x)))
.Call("dimnames_zoo",x,PACKAGE="xts");
#list(as.character(index(x)), colnames(unclass(x)))
}
`dimnames<-.xts` <-
function(x, value) {
oclass <- class(x)
x <- unclass(x)
if(is.null(value)) {
dimnames(x) <- NULL
class(x) <- oclass
}
else {
if(!is.list(value) || length(value) != 2L)
stop("invalid 'dimnames' given for xts")
value[[1L]] <- list(NULL)
value[[2L]] <- as.character(value[[2L]])
rownames(x) <- NULL
colnames(x) <- value[[2L]]
class(x) <- oclass
}
x
}
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