From 63e4e0e031fb0ae54d9db969728a7fcfd8669b19 Mon Sep 17 00:00:00 2001
From: Douglas Wade <douglas.b.wade@gmail.com>
Date: Thu, 6 Dec 2018 23:24:51 -0800
Subject: [PATCH] docs: response.set(fields) won't overwrites previous header
 fields(#1282)

---
 docs/api/response.md | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/docs/api/response.md b/docs/api/response.md
index 602bc1487..bdea105ef 100644
--- a/docs/api/response.md
+++ b/docs/api/response.md
@@ -193,6 +193,8 @@ ctx.set({
 });
 ```
 
+This delegates to [setHeader](https://nodejs.org/dist/latest/docs/api/http.html#http_request_setheader_name_value) which sets or updates headers by specified keys and doesn't reset the entire header.
+
 ### response.remove(field)
 
   Remove header `field`.