gbranden pushed a commit to branch master
in repository groff.
commit 21a99ce3fa1bb8cbcb6e6a7ba3a106e22e46dfeb
Author: G. Branden Robinson <[email protected]>
AuthorDate: Sat Feb 17 15:14:58 2024 -0600
doc/groff.texi.in (Identifiers): Clarify.
---
doc/groff.texi.in | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/doc/groff.texi.in b/doc/groff.texi.in
index 5e7c3b446..cedb5362a 100644
--- a/doc/groff.texi.in
+++ b/doc/groff.texi.in
@@ -6630,8 +6630,9 @@ reference delimiters.
Interpolate@tie{}1 if @var{anything} is a valid identifier, and@tie{}0
otherwise. The delimiter need not be a neutral apostrophe; see
@ref{Delimiters}. Because invalid input characters are removed (see
-above), invalid identifiers are empty or contain spaces, tabs, or
-newlines.
+above), invalid identifiers are empty or contain spaces, tabs, newlines,
+or escape sequences that interpolate something other than a sequence of
+ordinary characters.
You can employ @code{\A} to validate a macro argument before using it to
construct another escape sequence or identifier.
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