--- title: "how-to-use" output: rmarkdown::html_vignette vignette: > %\VignetteIndexEntry{how-to-use} %\VignetteEngine{knitr::rmarkdown} %\VignetteEncoding{UTF-8} --- ```{r, include = FALSE} knitr::opts_chunk$set( collapse = TRUE, comment = "#>" ) ``` ```{r setup} library(Sie2nts) ```