[latex3-commits] [git/LaTeX3-latex3-latex2e] clsguide-cleanup: Re-work Frank's text (f580284f)

[Joseph Wright]

Repository : https://github.com/latex3/latex2e
On branch  : clsguide-cleanup
Link       : https://github.com/latex3/latex2e/commit/f580284febc64849f674bd4ab2f721529c82da37

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

commit f580284febc64849f674bd4ab2f721529c82da37
Author: Joseph Wright <joseph.wright at morningstar2.co.uk>
Date:   Fri Jan 13 20:38:10 2023 +0000

    Re-work Frank's text


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

f580284febc64849f674bd4ab2f721529c82da37
 base/doc/clsguide.tex | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/base/doc/clsguide.tex b/base/doc/clsguide.tex
index 0a1f15b9..34ee1346 100644
--- a/base/doc/clsguide.tex
+++ b/base/doc/clsguide.tex
@@ -622,6 +622,11 @@ Example:
 \begin{verbatim}
    \NeedsTeXFormat{LaTeX2e}[2022-06-01]
 \end{verbatim}
+People often don't know what date to put here. For the kernel, you can find out
+the right one by consulting |changes.txt| and select the release date of a new
+feature you are interested in. This is slightly different for packages as they
+are released throughout the year: you will need to consult their change
+history.
 
 \begin{decl}
 |\ProvidesClass| \arg{class-name} \oarg{release-info} \\