[groff] 16/33: groff_diff(7): Sync \B description w/ groff.texi.

[G. Branden Robinson]

gbranden pushed a commit to branch master
in repository groff.

commit 943aceef3636bd213849c529ac11a7a6c75bad59
Author: G. Branden Robinson <g.branden.robinson@gmail.com>
AuthorDate: Tue Oct 11 10:17:46 2022 -0500

    groff_diff(7): Sync \B description w/ groff.texi.
---
 man/groff_diff.7.man | 19 ++++++++-----------
 1 file changed, 8 insertions(+), 11 deletions(-)

diff --git a/man/groff_diff.7.man b/man/groff_diff.7.man
index 4734620aa..83f5f7439 100644
--- a/man/groff_diff.7.man
+++ b/man/groff_diff.7.man
@@ -527,19 +527,16 @@ sequence or identifier.
 .
 .TP
 .BI \[rs]B\[aq] anything \[aq]
-This expands to
-.B 1
-or\~\c
-.BR 0 ,
-depending on whether
+Interpolate 1 if
 .I anything
-is or is not a valid numeric expression.
+is a valid numeric expression,
+and\~0 otherwise.
 .
-It returns\~\c
-.B 0
-if
-.I anything
-is empty.
+You might use
+.B \[rs]B
+along with the
+.RB \[lq] if \[rq]
+request to filter out invalid macro or string arguments.
 .
 .TP
 .BR \[rs]D\[aq] .\|.\|. \[aq]