read_lines_apply

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Apply a function to chunks of a file

Reads a file in chunks, applies a function to each of them, and returns to results of the function calls.

Keywords
internal
Usage
read_lines_apply(file_path, func, buffer_size = 1000, simplify = FALSE,
  skip = 0)
Arguments
file_path

(character of length 1) The path to a file to read.

func

(function) The function to run on each chunk of the file.

buffer_size

(numeric of length 1) The number of lines in each chunk

simplify

(logical of length 1) If TRUE, then the result is simplified to a vector.

skip

(numeric of length 1) Where to start reading the file.

Value

list of results of func

Aliases
  • read_lines_apply
Documentation reproduced from package metacoder, version 0.3.3, License: GPL-2 | GPL-3

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