big_fread1: Read large text file

In bigreadr: Read Large Text Files

Read large text file

Description

Read large text file by splitting lines.

Usage

big_fread1(file, every_nlines, .transform = identity,
  .combine = rbind_df, skip = 0, ..., print_timings = TRUE)

Arguments

file	Path to file that you want to read.
every_nlines	Maximum number of lines in new file parts.
.transform	Function to transform each data frame corresponding to each part of the file. Default doesn't change anything.
.combine	Function to combine results (list of data frames).
skip	Number of lines to skip at the beginning of file.
...	Other arguments to be passed to data.table::fread, excepted input, file, skip, col.names and showProgress.
print_timings	Whether to print timings? Default is TRUE.

Value

A data.frame by default; a data.table when data.table = TRUE.

bigreadr documentation built on Dec. 6, 2022, 5:08 p.m.