nbrOfLines.TabularTextFile {R.filesets}

Counts the number of lines in the data file

Description

Counts the number of lines in the data file. The count include header rows, comments and more.

Usage

## S3 method for class 'TabularTextFile'
nbrOfLines(this, fast=FALSE, ...)

Arguments

fast

If TRUE, NA is returned for large data files (>1Mb), unless the number of lines has already been counted.

...

Optional arguments passed to countLines.

Value

Returns a character vector.

Author(s)

Henrik Bengtsson

See Also

To count the number of data rows is the data table, use *nbrOfRows(). Internally, countLines is used. For more information see TabularTextFile.