R: Read in specified lines from a text file

get_lines {LaF} | R Documentation

## Read in specified lines from a text file

### Description

Read in specified lines from a text file

### Usage

    get_lines(filename, line_numbers)

### 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.

### Value

Returns a character vector with the specified lines.

### 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)

[Package LaF version 0.8.4 Index]