fars_read_years: This function makes data frames with MONTH and year columns

Description Usage Arguments Value Note Examples

Description

When passing the function a list of valid years as input, it gets associated files, For each file it retrieves the corresponding data table and selects the MONTH and year columns.

Usage

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Arguments

years

A numeric vector representing years

Value

This function returns a list of tables corresponding to list of years.

Note

Function will return an error if year is not valid

Examples

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

## End(Not run)

jluthy/Demo-fars_functions documentation built on May 13, 2019, 5:24 p.m.