update

2019-12-07 19:16:08 +08:00
parent 3b94e3974a
commit e25a22d179
1 changed files with 1 additions and 1 deletions
--- a/2019/用node写爬虫.md
+++ b/2019/用node写爬虫.md
@@ -32,4 +32,4 @@ let $=cheerio.load(res.text)
 eg: 获取所有class="button" 的a标签
-let btn=$()
+let btn=$("a.button")