[latex3-commits] [git/LaTeX3-latex3-latex2e] gh1035: Add an example (0318391e)

[Joseph Wright]

Repository : https://github.com/latex3/latex2e
On branch  : gh1035
Link       : https://github.com/latex3/latex2e/commit/0318391eb23587b5a1561754fd7abe4b2304c27f

>---------------------------------------------------------------

commit 0318391eb23587b5a1561754fd7abe4b2304c27f
Author: Joseph Wright <joseph.wright at morningstar2.co.uk>
Date:   Wed Apr 12 23:23:11 2023 +0100

    Add an example


>---------------------------------------------------------------

0318391eb23587b5a1561754fd7abe4b2304c27f
 base/doc/clsguide.tex | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/base/doc/clsguide.tex b/base/doc/clsguide.tex
index a11cbb54..c34f8c81 100644
--- a/base/doc/clsguide.tex
+++ b/base/doc/clsguide.tex
@@ -1172,6 +1172,14 @@ supported
     iota on uppercasing an \emph{ypogegrammeni}
 \end{itemize}
 
+For example, the case changing command \cs{MakeUppercase} is (conceptually)
+defined as
+\begin{verbatim}
+\ExpandArgs{e}\MakeUppercaseAux{\BCPdata{casing}}{#1}
+\end{verbatim}
+where |#1| is the user input and the first argument to
+\cs{MakeUppercaseAux} takes two arguments, the locale and input text.
+
 \section{Commands superseded for new material}
 
 A small number of commands were introduced as part of \LaTeXe{} in the