[groff] 09/22: groff_mm(7): Improve register format description.

[G. Branden Robinson]

gbranden pushed a commit to branch master
in repository groff.

commit 5f9160f14b6e97b1318b2453e5bd130d295886cf
Author: G. Branden Robinson <g.branden.robinson@gmail.com>
AuthorDate: Tue Jul 27 20:00:55 2021 +1000

    groff_mm(7): Improve register format description.
---
 contrib/mm/groff_mm.7.man | 14 +++++++++++---
 1 file changed, 11 insertions(+), 3 deletions(-)

diff --git a/contrib/mm/groff_mm.7.man b/contrib/mm/groff_mm.7.man
index 51624c9..715399f 100644
--- a/contrib/mm/groff_mm.7.man
+++ b/contrib/mm/groff_mm.7.man
@@ -259,16 +259,24 @@ request.
 .
 .RS
 .LP
-.BI .af\  "R c"
+.BI .af\~ "R c"
 .RE
 .
 .
 .LP
 .IR R \~is
 the name of the register,
+and
 .IR c \~is
 the format.
 .
+If
+.IR c \~is
+a sequence of Arabic numerals,
+their quantity defines a zero-padded minimum width for the interpolated
+register value.
+.
+.
 .RS
 .LP
 .TS
@@ -276,8 +284,8 @@ tab(@);
 lb lb
 l l.
 Form@Sequence
-1@0, 1, 2, 3, .\|.\|.
-001@000, 001, 002, 003, .\|.\|.
+1@0, 1, 2, 3, .\|.\|., 10, .\|.\|.
+001@000, 001, 002, 003, .\|.\|., 1000, .\|.\|.
 i@0, i, ii, iii, iv, .\|.\|.
 I@0, I, II, III, IV, .\|.\|.
 a@0, a, b, c, .\|.\|., z, aa, ab, .\|.\|.