\text{\textbackslash}
The command \text{\textbackslash} is used to display a backslash character in text mode within a LaTeX document. This is particularly useful when you need to include a backslash in your text, as the backslash is typically used as an escape character in LaTeX.
Displaying a file path in text mode with backslashes.
\text{C:\textbackslash{}Program Files\textbackslash{}MyApp}
Using a backslash to denote set difference in text.
\text{The set A\textbackslash{}B represents the difference of sets A and B.}
Showing a backslash in a programming context within text.
\text{Use the command \textbackslash{}n for a new line in some programming languages.}