%% 
%%  A DANTE-Edition example
%% 
%%  Example 04-01-9 on page 48.
%% 
%%  Copyright (C) 2011 Herbert Voss
%% 
%%  It may be distributed and/or modified under the conditions
%%  of the LaTeX Project Public License, either version 1.3
%%  of this license or (at your option) any later version.
%% 
%%  See http://www.latex-project.org/lppl.txt for details.
%% 
%% 
%% ==== 
% Show page(s) 1
%% 
\documentclass[]{article}
\pagestyle{empty}
\setlength\textwidth{177.70511pt}
\setlength\parindent{0pt}

\usepackage{pstricks-add}

\begin{document}
\begin{pspicture}(4,1.5)
  \psset{linestyle=dashed,linewidth=2pt}
  \psline[dash=3mm 3mm 1mm 1mm](0,1.5)(4,1.5)
  \psline[dash=5mm 2mm 0.1 0.2](0,1)(4,1)
  \psline[dash=5mm 1mm 1mm 1mm](0,0.5)(4,0.5)
  \psline[dash=5mm 1mm 1mm 1mm 1mm 1mm
    1mm 1mm 1mm 1mm](4,0)
\end{pspicture}
\end{document}