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-rw-r--r--erts/doc/src/erlang.xml4
1 files changed, 3 insertions, 1 deletions
diff --git a/erts/doc/src/erlang.xml b/erts/doc/src/erlang.xml
index b336a135e7..7804a7498e 100644
--- a/erts/doc/src/erlang.xml
+++ b/erts/doc/src/erlang.xml
@@ -592,7 +592,9 @@ false</pre>
request, a response, a header or an end of header
mark. Invalid lines are returned as <c><anno>HttpError</anno></c>.</p>
<p>Recognized request methods and header fields are returned as atoms.
- Others are returned as strings.</p>
+ Others are returned as strings. Strings of unrecognized header fields
+ are formatted with only capital letters first and after hyphen characters
+ (like <c>"Sec-Websocket-Key"</c>).</p>
<p>The protocol type <c>http</c> should only be used for
the first line when a <c><anno>HttpRequest</anno></c> or a
<c><anno>HttpResponse</anno></c> is expected. The following calls