openxlsx (version 2.0.1)

convertToDate: Convert from excel date number to R Date type

Description

Convert from excel date number to R Date type

Usage

convertToDate(x, origin = "1970-1-1")

Arguments

x

A vector of integers

origin

date. Default value is for Windows Excel 2010

Details

Excel stores dates as number of days from some origin day (this origin is "1970-1-1" for Excel 2010).

Examples

##2014 April 21st to 25th
x <- c(41750, 41751, 41752, 41753, 41754)
convertToDate(x)
convertToDate(c(41821.8127314815, 41820.8127314815))