LaF (version 0.8.6)

get_lines: Read in specified lines from a text file

Description

Read in specified lines from a text file

Usage

get_lines(filename, line_numbers)

Value

Returns a character vector with the specified lines.

Arguments

filename

character containing the filename of the file from which the lines should be read.

line_numbers

A vector containing the lines that should be read.

Details

Line numbers larger than the number of lines in the file are ignored. Missing values are returned for these.

See Also

See readLines to read in all lines a text file; sample_lines can be used to read in random lines.

Examples

# Create temporary filename
tmpcsv  <- tempfile(fileext="csv")

writeLines(letters[1:20], con=tmpcsv)
get_lines(tmpcsv, c(1, 10))

# Cleanup
file.remove(tmpcsv)