\psaxes
from the »The LaTeX Graphics Companion«, second edition, bottom of page 320:
Code: Select all
\documentclass[11pt]{article}
\usepackage{pstricks,pst-plot}
\begin{document}
\begin{pspicture}(-0.5,0.5)(3,-2)
\psaxes[tickstyle=bottom]{->}(3,-2)
\end{pspicture}
\end{document}