On Oct 21, 2010, at 4:20 PM, Li, Jing Yi wrote:
Yeah, thanks Henrique for the code. It works! But I also have the
questions for the holidays.
> require(tis)
> previousBusinessDay(Sys.Date()-1:3)
[1] 20101019 20101018 20101015
class: ti
It runs on US "business days". You might be able to hack the holidays
function if you were trying to transpose to another locale.
--
David.
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-----Original Message-----
From: Clint Bowman [mailto:cl...@ecy.wa.gov]
Sent: Thursday, October 21, 2010 4:16 PM
To: Henrique Dallazuanna
Cc: Li, Jing Yi; r-help@r-project.org
Subject: Re: [R] previous business day
May also wish to "or" in a check for holidays.
--
Clint Bowman INTERNET: cl...@ecy.wa.gov
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Department of Ecology VOICE: (360) 407-6815
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On Thu, 21 Oct 2010, Henrique Dallazuanna wrote:
Try this:
f <- function(d)if(format(d - 1, '%w') %in% c(0, 6)) Recall(d - 1)
else d -
1
d <- Sys.Date()
f(d)
On Thu, Oct 21, 2010 at 5:38 PM, Li, Jing Yi
<jingyi...@credit-suisse.com>wrote:
How to get the previous business day in R? I saw some post about
using functions in timeSeries package before but can not find it
anymore.
Thanks!
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