encoding/xml: document new chardata tag

rsc · rsc · commit 92b02e313193 · 2015-12-03T14:47:57.000Z
Followup to CL 16047. For golang#12963. Change-Id: I596cd5109b25a4079b966427411860fde8b9b54a Reviewed-on: https://go-review.googlesource.com/17232 Reviewed-by: David Crawshaw <crawshaw@golang.org>
diff --git a/src/encoding/xml/marshal.go b/src/encoding/xml/marshal.go
@@ -48,6 +48,8 @@ const (
 //       field name in the XML element.
 //     - a field with tag ",chardata" is written as character data,
 //       not as an XML element.
+//     - a field with tag ",cdata" is written as character data
+//       wrapped in one or more <![CDATA[ ... ]]> tags, not as an XML element.
 //     - a field with tag ",innerxml" is written verbatim, not subject
 //       to the usual marshalling procedure.
 //     - a field with tag ",comment" is written as an XML comment, not
