LaTeX Forum

\begin{document}
\usepackage{tikz}
\usepackage{tikz-3dplot}
\usepackage{pgf}
\usetikzlibrary{3d,shadings}
\usetikzlibrary{shapes.geometric}
\usetikzlibrary{decorations.markings,arrows}
	\begin{tikzpicture}
		\draw[step=1cm,gray,very thin] (2,-2) grid (6,2);
	\end{tikzpicture}
\end{document}

\documentclass[12pt]{article}
\usepackage[english]{babel}
\usepackage[utf8x]{inputenc}
\usepackage{amsmath}
\usepackage{tikz}
\usepackage{tikz-3dplot}
\usepackage{pgf}
\usetikzlibrary{3d,shadings}
\usetikzlibrary{shapes.geometric}
\usetikzlibrary{decorations.markings,arrows}
\begin{document}
   \begin{tikzpicture}
      \draw[step=1cm,gray,very thin] (2,-2) grid (6,2);
   \end{tikzpicture}
\end{document}

\documentclass[tikz, border=5pt]{standalone}
\usetikzlibrary{3d}

\begin{document}
\begin{tikzpicture}[canvas is xz plane at y=0]
	\draw[step=1cm, gray, very thin] (2,-2) grid (6,2);
\end{tikzpicture}
\end{document}