% !TEX TS-program = XeLaTeX
% Commands for running this example:
% 	 xelatex table-example2
% End of Commands
\documentclass{article}
\pagestyle{empty}
\usepackage{xepersian}
\settextfont{Persian Modern}

\begin{document}

\begin{table}
\begin{center}
\begin{tabular}{|c|c|c|c|}
\hline
left & centered & right & a fully justified paragraph cell\\
\hline
l & c & r & p\\
\hline
a & b & c & t\\
\hline
&&&\\
\hline

\end{tabular}
\end{center}
\end{table}
\end{document}