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Write List to CSV File

write_list.Rd

Write a list of data frames of vectors (or a mixture of both) to a single *.csv file.

Usage

write_list(x, file, rn_title = NULL, append = FALSE, ...)

Arguments

x

A list to be written to file, typically a list of data frames.

file

either a character string naming a file or a connection open for writing. "" indicates output to the console.

rn_title

A title for the row names column (for data frames). Must match the length of the x argument.

append

logical. Only relevant if file is a character string. If TRUE, the output is appended to the file. If FALSE, any existing file of the name is destroyed.

...

Additional arguments passed to write.table().

Value

The file, invisibly.

See also

write.table(), file()

Author

Stu Field

Examples

tmp <- lapply(LETTERS[1:5], function(x) rnorm(10, mean = 10, sd = 3))
names(tmp) <- LETTERS[1:5]
write_list(tmp, file = tempfile(fileext = ".csv"))
#> ✓ Writing 'tmp' to: '/var/folders/t5/14gs56bj7djcylkj26c908n40000gn/T//Rtmp9xWhGD/file1c9c323b1978.csv'

# with a data frame in list
tmp$mtcars <- head(mtcars, 10)
write_list(tmp, file = tempfile(fileext = ".csv"))
#> ✓ Writing 'tmp' to: '/var/folders/t5/14gs56bj7djcylkj26c908n40000gn/T//Rtmp9xWhGD/file1c9c46052f0b.csv'