Situational plus minus “[+|-]” symbol in LaTeX

In this tutorial, you will learn how to write the Situational plus minus symbol in a LaTeX document.

You can type this symbol from the keyboard to print this symbol in LaTeX.

\documentclass{article}
\begin{document}

 If y = $[+|-]$x then x is either positive or negative depending on the situation.

\end{document}

Output:

Resize the Situational plus minus symbol

You can also resize this symbol small or big with the given code. Just change the \scalebox{<value>} command’s <value> and resize it.

\documentclass{article}
\usepackage{amsmath}
\usepackage{graphicx}
\DeclareMathOperator*{\spm}{\text{\raisebox{0.25ex}{\scalebox{0.75}{$[+|-]$}}}}
\begin{document}

 Normal size:

 If y = $[+|-]$ x then x is either positive or negative depending on the situation.

 Small size:
 
 If y = $\spm$ x then x is either positive or negative depending on the situation.

\end{document}

Output: