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-rw-r--r--doc/info/mds.texinfo4
1 files changed, 3 insertions, 1 deletions
diff --git a/doc/info/mds.texinfo b/doc/info/mds.texinfo
index 891c936..6f30a39 100644
--- a/doc/info/mds.texinfo
+++ b/doc/info/mds.texinfo
@@ -5895,7 +5895,9 @@ characters by their code point, for example if you want
an `æ' you can write @code{"\u00E6"} or @code{"\uE6"},
instead of @code{"æ"}. You can also write @code{"\0346"},
the difference between `\0' and `\u' is that `\0' uses
-octal whereas `\u' uses hexadecimal.
+octal whereas `\u' uses hexadecimal. A noteworthy
+side-effect of this is that function names cannot start
+with a lower case `u'.
`\' can also be used to access variables and parameters.
For example `\1' in