R: Send output to a character string or file

capture.output {utils}

R Documentation

Send output to a character string or file

Description

Evaluates its arguments with the output being returned as a character string or sent to a file. Related to sink in the same way that with is related to attach.

Usage

capture.output(..., file = NULL, append = FALSE)

Arguments

...

Expressions to be evaluated

file

A file name or a connection, or NULL to return the output as a string. If the connection is not open it will be opened and then closed on exit.

append

Append or overwrite the file?

Value

A character string, or NULL if a file argument was supplied.

Examples

require(stats)
glmout <- capture.output(example(glm))
glmout[1:5]
capture.output(1+1, 2+2)
capture.output({1+1; 2+2})
## Not run: 
## on Unix with enscript available
ps <- pipe("enscript -o tempout.ps","w")
capture.output(example(glm), file=ps)
close(ps)

## End(Not run)