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-rw-r--r--Doc/Zsh/expn.yo4
1 files changed, 3 insertions, 1 deletions
diff --git a/Doc/Zsh/expn.yo b/Doc/Zsh/expn.yo
index f7343b7d1..34d61ed4d 100644
--- a/Doc/Zsh/expn.yo
+++ b/Doc/Zsh/expn.yo
@@ -871,7 +871,9 @@ var(string1) is used to produce any remaining padding.
 
 If the tt(MULTIBYTE) option is in effect, screen character widths will
 be used for the calculation of padding; otherwise individual bytes are
-treat as occupying one unit of width.
+treat as occupying one unit of width.  Control characters are always
+assumed to be one unit wide; this allows the mechanism to be used
+for generating repetitions of control characters.
 )
 item(tt(r:)var(expr)tt(::)var(string1)tt(::)var(string2)tt(:))(
 As tt(l), but pad the words on the right and insert var(string2)