search for: bhavcopy

Displaying 3 results from an estimated 3 matches for "bhavcopy".

2007 Oct 16
1
try / tryCatch for download.file( ) within a for loop when URL does not exist
...t;)) for (i in 1:difftime(as.POSIXlt(as.Date("2007-10-15", "%Y-%m-%d")),"2007-10-01")) { if (date$wday != 0 & date$wday != 6) { datestr <- as.character(date, "%d%m%y") #make date character string ddmmyy url <- paste("http://www.bseindia.com/bhavcopy/eq",datestr,"_csv.zip",sep="") file <- paste("C:/",datestr,"_csv.zip",sep="") #options(show.error.messages = FALSE) #options(warn = -1) try(download.file(url, destfile = file, quiet = TRUE, mode = "wb"), finally = cat("OK:...
2017 Aug 03
1
Strange behaviour to download zip file using R
Hi again, I was trying to download stock market data from below link : https://www.nseindia.com/products/content/equities/equities/archieve_eq.htm Input choice : Select Report: Bhavcopy Date(DD-MM-YYYY): 03-03-2010 If you put manual input as above, then we will get option for manual download of file : cm03MAR2010bhav.csv.zip However I then tried to use R to have some automatic download : > download.file('https://www.nseindia.com/content/historical/EQUITIES/2010/MAR/cm03...
2007 Oct 15
1
String concatenation, File Path Handling to pass to download.file( ) [backslash in DOS paths]
...resent date for (i in 1:difftime(as.POSIXlt(Sys.Date()),"2007-10-01")) if (date$wday != 0 & date$wday != 6) #check whether weekday { datestr <- as.character(date, "%d%m%y") #make date character string ddmmyy url <- paste("http://www.bseindia.com/bhavcopy/eq",datestr,"_csv.zip",sep="") file <- paste("C:\\Program Files\\R\\R-2.5.0\\data"\",datestr,"_csv.zip",sep="") download.file(url, destfile = file, mode = "wb") zip.unpack(file, cat("C:\\Program Files\\R\\R-2.5.0\\data...