1% Generated by roxygen2: do not edit by hand
2% Please edit documentation in R/files.R
3\name{file_extension}
4\alias{file_extension}
5\title{Extract File Extension}
6\usage{
7file_extension(x, ext = NULL)
8}
9\arguments{
10\item{x}{path as a character vector.}
11
12\item{ext}{extension to append instead of the original extension.}
13}
14\description{
15Extract File Extension
16}
17\examples{
18
19file_extension('alpha.txt')
20file_extension(paste('aa.tt', 1:5, sep=''))
21# change extension
22file_extension(paste('aa.tt', 1:5, sep=''), 'pdf')
23file_extension(paste('aatt', 1:5, sep=''), 'pdf')
24
25}
26