%%
%% The LaTeX Companion, 3ed
%%
%% Example 4-2-3 on page I-298 in "shortvrb --- Streamlining the verbatim input".
%%
%% Copyright (C) 2022 Frank Mittelbach
%%
%% It may be distributed and/or modified under the conditions
%% of the LaTeX Project Public License, either version 1.3c
%% of this license or (at your option) any later version.
%%
%% See https://www.latex-project.org/lppl.txt for details.
%%

\documentclass{tlc3exa}
\pagestyle{empty}
\setcounter{page}{6}
\setlength\textwidth{171.0pt}
\sloppy
%StartShownPreambleCommands
\usepackage{shortvrb}
\MakeShortVerb{\|}
%StopShownPreambleCommands

\begin{document}
The use of |\MakeShortVerb| can make sources
much more readable.

\DeleteShortVerb{\|}\MakeShortVerb{\+}
And with a +\DeleteShortVerb{\|}+  declaration
we can return the `|' character back to normal.
A one-off usage, e.g., `\string+' as an ordinary
character is also possible.
\end{document}