If you need to add a carriage return to the YAML header as shown in attached screenshot, add a "|+" in the section where the carriage return is needed (here under date), followed by a return. After the first line, add 2 returns.
title: "2. Using filterVcf to Select Variants from VCF Files"
author: "Paul Shannon"
date: |+
Created: 20 February, 2013
Last Modified: `r format(Sys.Date(), "%B %d, %Y")`
vignette: >
%\VignetteIndexEntry{2. Using filterVcf to Select Variants from VCF Files}
%\VignetteDepends{VariantAnnotation}
%\VignettePackage{VariantAnntation}
%\VignetteEngine{knitr::rmarkdown}
%\VignetteIndexEntry{Quick-start Guide}
%\VignetteEncoding{UTF-8}
output:
BiocStyle::html_document:
number_sections: yes
toc: yes
toc_depth: 4
Adding a carriage return in YAML header:
If you need to add a carriage return to the YAML header as shown in attached screenshot, add a "|+" in the section where the carriage return is needed (here under date), followed by a return. After the first line, add 2 returns.