---
title: "Modifications of files"
output: rmarkdown::html_vignette
vignette: >
  %\VignetteIndexEntry{zz-modification-of-files}
  %\VignetteEngine{knitr::rmarkdown}
  %\VignetteEncoding{UTF-8}
---

```{r setup, include=FALSE}
knitr::opts_chunk$set(echo = TRUE)
```

