header.tex

\def\eng{eng}
\def\chn{chn}

\documentclass{resume} % Use the custom resume.cls style

\usepackage[left=0.5in,top=0.3in,right=0.5in,bottom=0.3in]{geometry} % Document margins
\usepackage{comment}
\usepackage{xcolor}
\definecolor{blue}{rgb}{0.22,0.45,0.70}% light blue
\definecolor{linkblue}{rgb}{0,0,1}% link blue 

\usepackage{hyperref}
\hypersetup{
	colorlinks=true,
	linkcolor=blue,
	pdfborderstyle={/S/U/W 1}
}
\newcommand{\slink}[2]{\href{#1}{\color{linkblue}{\underline{\smash{#2}}}}}

\usepackage{siunitx}

\newcommand{\timeInterval}{}

\ifx\lang\eng
	\newcommand{\present}{Present}
\else
	\newcommand{\present}{至今}
\fi


\ifx\lang\eng
	\usepackage[en-US]{datetime2}
	\DTMlangsetup[en-US]{abbr, showdayofmonth=false}

	\name{Yuyang (Peter) RONG} % Your name
	% \address{425 La Rue Rd, 2110 Watershed Science \\ Davis, CA 95616} % Your address
	% \address{123 Pleasant Lane \\ City, State 12345} % Your secondary addess (optional)
	\address{+1 530 601 3646 \\ PeterRong96@gmail.com \\ \slink{https://peterrong.netlify.app}{Website} \\ \slink{https://github.com/DataCorrupted}{GitHub}} % Your phone number and email 
	%\address{Last update: \today}

	% If you want to use left/right format.
	%	\address{(+1)530~$\cdot$~601~$\cdot$~3646, PeterRong96@gmail.com}
	%	\address{425 La Rue Rd, 2110 Watershed Science Davis, CA 95616} % Your address
	%	\address{\slink{https://peterrong.netlify.app}{Webpage}, \slink{https://github.com/DataCorrupted}{Github}} % Your phone number and email 

\else
	\usepackage{datetime2}

	\name{荣宇阳} % Your name
	\address{La Rue路425号，水文科学楼2110室 \\ 加利福尼亚，戴维斯 95616} % Your address
	% \address{123 Pleasant Lane \\ City, State 12345} % Your secondary addess (optional)
	\address{(+1)530~$\cdot$~601~$\cdot$~3646 \\ PeterRong96@gmail.com \\ \slink{https://peterrong.netlify.app}{Webpage} \\ \slink{https://github.com/DataCorrupted}{Github}} % Your phone number and email
	%\address{最后更新于： \today}
\fi