fars_read_years: Reads month and year from accident files

Description Usage Arguments Value Examples

View source: R/fars_functions.R

Description

The function accepts a vector or list of years and returns a list of data frames with MONTH and year columns based on data in "accident_<year>.csv.bz2 files. The files need to be located in the working directory.

Usage

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Arguments

years

A vector or list of years in numeric or integer format.

Value

Returns a list of tibbles (data frames) with the same number of rows as the data in "accident_<year>.csv.bz2" files and two columns - MONTH and year. Returns NULL and a warning if the file does not exist.

Examples

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## Not run: 
fars_read_years(2013:2015)
fars_read_years(list(2013, 2014))

# Results in a warning
fars_read_years(2016)

## End(Not run)

volansys/r-package-building documentation built on May 3, 2019, 6:40 p.m.