Learn R Programming
R.utils (version 1.32.4)

writeDataFrame.data.frame: Writes a data.frame to tabular text file

Description

Writes a data.frame to tabular text file with an optional header.

Usage

## S3 method for class 'data.frame':
writeDataFrame(data, file, path=NULL, sep="\t", quote=FALSE, row.names=FALSE,
  col.names=TRUE, ..., header=list(), createdBy=NULL,
  createdOn=format(Sys.time(), format = "%Y-%m-%d %H:%M:%S %Z"),
  nbrOfRows=nrow(data), headerPrefix="# ", headerSep=": ", append=FALSE, overwrite=FALSE)

Arguments

data
A data.frame.
file
A connection or a filename to write to.
path
The directory where the file will be written.
sep, quote, row.names, col.names, ...
Additional arguments passed to write.table.
header
An optional named list of header rows to be written at the beginning of the file. If NULL, no header will be written.
createdBy, createdOn, nbrOfRows
If non-NULL, common header rows to be added to the header.
headerPrefix
A character string specifying the prefix of each header row.
headerSep
A character string specifying the character separating the header name and header values.
append
If TRUE, the output is appended to an existing file.
overwrite
If TRUE, an existing file is overwritten.

Value

  • Returns (invisibly) the pathname to the file written (or the connection written to).

See Also

write.table. readTable().