From 5ccdff48f3c9cbc16c10ef05b1519a6756cd8e29 Mon Sep 17 00:00:00 2001
From: koichik <koichik@improvement.jp>
Date: Thu, 17 Mar 2011 04:59:55 +0900
Subject: [PATCH] Document 'ucs2' encoding for Buffer

---
 doc/api/buffers.markdown | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/doc/api/buffers.markdown b/doc/api/buffers.markdown
index 9c26b61a12..d752892405 100644
--- a/doc/api/buffers.markdown
+++ b/doc/api/buffers.markdown
@@ -17,7 +17,10 @@ method.  Here are the different string encodings;
 * `'ascii'` - for 7 bit ASCII data only.  This encoding method is very fast, and will
 strip the high bit if set.
 
-* `'utf8'` - Unicode characters.  Many web pages and other document formats use UTF-8.
+* `'utf8'` - Multi byte encoded Unicode characters.  Many web pages and other document formats use UTF-8.
+
+* `'ucs2'` - 2-bytes, little endian encoded Unicode characters. It can encode
+only BMP(Basic Multilingual Plane, U+0000 - U+FFFF).
 
 * `'base64'` - Base64 string encoding.