#
# 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/>.
`nseconds` <-
function(x) {
length(endpoints(x,on='seconds'))-1
}
`nminutes` <-
function(x) {
length(endpoints(x,on='minutes'))-1
}
`nhours` <-
function(x) {
length(endpoints(x,on='hours'))-1
}
`ndays` <-
function(x) {
length(endpoints(x,on='days'))-1
}
`nweeks` <-
function(x) {
length(endpoints(x,on='weeks'))-1
}
`nmonths` <-
function(x) {
length(endpoints(x,on='months'))-1
}
`nquarters` <-
function(x) {
length(endpoints(x,on='quarters'))-1
}
`nyears` <-
function(x) {
length(endpoints(x,on='years'))-1
}
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