[PATCH] Add sxml->xml example code in docs.

[Alexandros Theodotou]

* doc/ref/sxml.texi (Reading and Writing XML): Add sxml->xml example
  code.
---
 doc/ref/sxml.texi | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/doc/ref/sxml.texi b/doc/ref/sxml.texi
index 5f827916e..efd086be3 100644
--- a/doc/ref/sxml.texi
+++ b/doc/ref/sxml.texi
@@ -201,6 +201,17 @@ example to validate the parsed SXML against the doctype.
 Serialize the SXML tree @var{tree} as XML. The output will be written to
 the current output port, unless the optional argument @var{port} is
 present.
+
+@example
+(sxml->xml
+ `(*TOP*
+    (*PI* xml "version=\"1.0\" encoding=\"UTF-8\"")
+    (component
+      (@ (url "https://www.gnu.org/software/guile/";)
+         (type "software"))
+      (name "GNU Guile"))))
+@result{} <?xml version="1.0" encoding="UTF-8"?><component 
url="https://www.gnu.org/software/guile/"; type="software"><name>GNU 
Guile</name></component>
+@end example
 @end deffn
 
 @deffn {Scheme Procedure} sxml->string sxml
-- 
2.35.1