| read.table.url {base} | R Documentation |
Read Data and Code from a URL
Usage
read.table.url(url, method="auto",...)
scan.url(url, method="auto", ...)
source.url(url, method="auto", ...)
url.show(url, title = url, file = tempfile(),
delete.file = TRUE, ...)
Arguments
url |
The URL to read from |
method |
File transfer method: see |
... |
Arguments to pass to |
Extensions of read.table, scan,
source
and file.show to read text files on a remote
server.
These functions call download.file to create a temporary
local file. The file can be downloaded by lynx or wget
if these are available on the system. Another option is a direct
HTTP socket connection, if the local machine allows this.
The same value as the respective file-based functions.
read.table, scan, source,
make.socket, read.socket,
file.show,download.file
# the next two examples will only work if socket connections to # statlib are allowed from your site. ## Not run: url.show("http://lib.stat.cmu.edu/datasets/csb/ch3a.txt", method="socket") ## End(Not run) ## Not run: ozone<-read.table.url("http://lib.stat.cmu.edu/datasets/csb/ch3a.dat", col.names=c("date","day.cts","day.passive","night.cts","night.passive"), na.strings=".", method="socket") ## End(Not run) file misc