Rmarkdown：输出pdf设置

—
title: “first markdown”
author: “name”
date: “r format(Sys.time(), '%Y年%m月%d日')”
geometry: left = 3.18cm, right = 3.18cm, top = 2.0cm, bottom = 2.0cm
fontsize: 12pt
output:

    pdf_document:<br/>
            latex_engine: xelatex<br/>

header-includes:

• \usepackage{xeCJK}
  
• \usepackage{graphicx}
  
• \usepackage{fancyhdr}
  
• \usepackage{setspace}
  
• \usepackage{indentfirst}
  
• \setmainfont{Times New Roman}
  
• \setCJKmainfont{Microsoft YaHei}
  
• \parindent 2 em
  —