From d1a0e1872c4dec20b6f92ed4f6c11b7465ee81d2 Mon Sep 17 00:00:00 2001
From: Coder <779247142@qq.com>
Date: Mon, 17 Jul 2017 10:30:23 +0800
Subject: [PATCH] fix error about Buffer
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

关于Buffer.slice()的操作中　console.log()　结果存在错误。以及bin.copy()的错误。
---
 index.html | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/index.html b/index.html
index f686952..8b52f3c 100644
--- a/index.html
+++ b/index.html
@@ -667,8 +667,9 @@ <h4 id="3.2.1">Buffer（数据块）</h4>
 <pre><code>var bin = new Buffer([ 0x68, 0x65, 0x6c, 0x6c, 0x6f ]);
 var sub = bin.slice(2);
 
+console.log(bin); // =&gt; &lt;Buffer 6c 6c 6f&gt;</code></pre>
 sub[0] = 0x65;
-console.log(bin); // =&gt; &lt;Buffer 68 65 65 6c 6f&gt;</code></pre>
+console.log(bin); // =&gt; &lt;Buffer 65 6c 6f&gt;</code></pre>
 <p>也因此，如果想要拷贝一份<code>Buffer</code>，得首先创建一个新的<code>Buffer</code>，并通过<code>.copy</code>方法把原<code>Buffer</code>中的数据复制过去。这个类似于申请一块新的内存，并把已有内存中的数据复制过去。以下是一个例子。</p>
 <pre><code>var bin = new Buffer([ 0x68, 0x65, 0x6c, 0x6c, 0x6f ]);
 var dup = new Buffer(bin.length);
@@ -676,7 +677,7 @@ <h4 id="3.2.1">Buffer（数据块）</h4>
 bin.copy(dup);
 dup[0] = 0x48;
 console.log(bin); // =&gt; &lt;Buffer 68 65 6c 6c 6f&gt;
-console.log(dup); // =&gt; &lt;Buffer 48 65 65 6c 6f&gt;</code></pre>
+console.log(dup); // =&gt; &lt;Buffer 48 65 6c 6c 6f&gt;</code></pre>
 <p>总之，<code>Buffer</code>将JS的数据处理能力从字符串扩展到了任意二进制数据。</p>
 <h4 id="3.2.2">Stream（数据流）</h4>
 <blockquote>