\input{preamble-standalone.ltx} \begin{document} % Ex. No. 97 (Section 13.4.1 : Vertical lines) \begin{tikzpicture} \tkzInit[xmax=5,ymax=2] \tkzAxeXY \tkzVLines[color = green]{1,2,...,4} \end{tikzpicture} \end{document}