1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
|
\name{read-links}
\alias{read.links}
\title{Links Browser interface}
\description{
Uses the Links Text Browser to read a web page.
}
\usage{
read.links(url, intern = TRUE, bin = NULL, pipe = FALSE, \dots)
}
\arguments{
\item{url}{
a character string specifying the URL of the web page.
}
\item{intern}{
a logical which indicates whether to make the output
of the command an R object.
}
\item{bin}{
a string with the path of your lynx binary or NULL if lynx
binary is available in the operating system path.
}
\item{pipe}{
a logical which indicates whether the result should be returned
as a \code{pipe()} commmand.
}
\item{\dots}{
optional arguments passed to links binary.
}
}
\value{
the downloaded text.
}
\references{
Diethelm Wuertz, Yohan Chalabi, and Andrew Ellis, (2010);
\emph{Financial Market Data for R/Rmetrics},
Rmetrics eBook, Rmetrics Association and Finance Online, Zurich,
www.rmetrics.org.
}
\seealso{
Alternative text browser functions are the Rmetrics functions
\code{\link{read.lynx}} and \code{\link{read.w3m}}.
To download \code{xls} and \code{xlsx} spread sheets use the
functions \code{gdata::read.xls} and \code{xlsx::read.xlsx}
from the contributed packages \code{gdata} and \code{xlsx},
respectively.
To download text files line by line use the Rmetrics function
\code{\link{read.lines}} which wraps the function {readLines}
from R's base evironment.
To postprocess downloaded files use the Rmetrics functions
\code{\link{indexGrep}}, \code{\link{dataSplit}},
\code{\link{charvecSplit}}, and \code{\link{stringSplit}}.
}
\keyword{programming}
|
