From 1b6fff715b339ec38d5dab56d77d4c78d3a9cdcf Mon Sep 17 00:00:00 2001
From: asd <374367073@qq.com>
Date: Sat, 7 Dec 2019 19:09:34 +0800
Subject: [PATCH] update

---
 2019/用node写爬虫.md | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/2019/用node写爬虫.md b/2019/用node写爬虫.md
index d9795bf..fea667f 100644
--- a/2019/用node写爬虫.md
+++ b/2019/用node写爬虫.md
@@ -7,6 +7,9 @@ superagent
 >获取网页内容
 
 cheerio
->通过jq的语法 解析网页
-		
+>通过jq的语法 解析网页内容 
+
+###具体步骤
+1.安装所需要用的库
+yarn global(是否全局)