split_file {bigreadr}

R Documentation

Split file every nlines

Description

Split file every nlines

Get files from splitting.

Usage

split_file(file, every_nlines, prefix_out = tempfile(),
  repeat_header = FALSE)

get_split_files(split_file_out)

Arguments

file	Path to file that you want to split.
every_nlines	Maximum number of lines in new file parts.
prefix_out	Prefix for created files. Default uses tempfile().
repeat_header	Whether to repeat the header row in each file. Default is FALSE.
split_file_out	Output of split_file.

Value

A list with

• name_in: input parameter file,

• prefix_out: input parameter 'prefix_out“,

• nfiles: Number of files (parts) created,

• nlines_part: input parameter every_nlines,

• nlines_all: total number of lines of file.

Vector of file paths created by split_file.

Examples

tmp <- fwrite2(iris)
infos <- split_file(tmp, 100)
str(infos)
get_split_files(infos)

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