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-rw-r--r--Master/texmf-dist/source/latex/l3kernel/l3prg.dtx11
1 files changed, 8 insertions, 3 deletions
diff --git a/Master/texmf-dist/source/latex/l3kernel/l3prg.dtx b/Master/texmf-dist/source/latex/l3kernel/l3prg.dtx
index ccd95eb2d6f..6aa802d3ba4 100644
--- a/Master/texmf-dist/source/latex/l3kernel/l3prg.dtx
+++ b/Master/texmf-dist/source/latex/l3kernel/l3prg.dtx
@@ -35,7 +35,7 @@
%
%<*driver|package>
\RequirePackage{l3names}
-\GetIdInfo$Id: l3prg.dtx 3122 2011-12-31 20:57:36Z joseph $
+\GetIdInfo$Id: l3prg.dtx 3250 2012-01-28 04:54:49Z bruno $
{L3 Experimental control structures}
%</driver|package>
%<*driver>
@@ -555,8 +555,13 @@
% \cs{str_if_eq:nnTF} then the
% associated \meta{code} is left in the input stream. If none of
% the tests are \texttt{true} then the \texttt{else code} will be
-% left in the input stream. The |xx| variant is fully expandable,
-% in the same way as the underlying \cs{str_if_eq:xxTF} test.
+% left in the input stream. The |xx| variant fully expands
+% \meta{strings} before comparing them, but does not expand the
+% corresponding \meta{code}. It is fully expandable, in the same way
+% as the underlying \cs{str_if_eq:xxTF} test.
+%^^A The \meta{test string} is expanded in each comparison, and must
+%^^A always yield the same result: in particular, random numbers should
+%^^A not be used within this string.
% \end{function}
%
% \begin{function}[updated = 2011-09-17, EXP]