Read Time Series Data

Reads a time series file.

Usage

read.ts(file, header = FALSE, sep = "", skip = 0, ...)

Arguments

file

the name of the file which the data are to be read from. Each line of the file contains one observation of the variables.

header

a logical value indicating whether the file contains the names of the variables as its first line.

sep

the field separator character. Values on each line of the file are separated by this character.

skip

the number of lines of the data file to skip before beginning to read data.

...

Additional arguments for ts such as, e.g., start.

Details

Each row of the file represents an observation and each column contains a variable. The first row possibly contains the names of the variables.

Author

A. Trapletti

See also

ts.

Examples

data(sunspots)
st <- start(sunspots)
fr <- frequency(sunspots)
write(sunspots, "sunspots", ncolumns=1)
x <- read.ts("sunspots", start=st, frequency=fr)
plot(x)

unlink("sunspots")