[PATCH 1/4] doc: fix copy-pasted examples of regexp

[Alexandre Jasmin]

The samples commands demonstrating '\B' and '\S' were both using '\w'.
The commands output is correct.

* doc/sed.texi (Regular Expression Extensions): use the proper commands
---
 doc/sed.texi | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/doc/sed.texi b/doc/sed.texi
index 52acc66..8afe881 100644
--- a/doc/sed.texi
+++ b/doc/sed.texi
@@ -3008,7 +3008,7 @@ are either both ``word'' characters or both ``non-word''
 characters.
 
 @example
-$ echo "abc %-= def." | sed 's/\w/X/g'
+$ echo "abc %-= def." | sed 's/\B/X/g'
 aXbXc X%X-X=X dXeXf.X
 @end example
 
@@ -3027,7 +3027,7 @@ abcX%-=Xdef.
 Matches non-whitespace characters.
 
 @example
-$ echo "abc %-= def." | sed 's/\w/X/g'
+$ echo "abc %-= def." | sed 's/\S/X/g'
 XXX XXX XXXX
 @end example
 
-- 
2.11.0.258.ge05806da9