update README

2020-03-03 00:22:53 +08:00 · 2020-03-03 00:22:53 +08:00 · 492c574c3e
parent 030ed84fa2
commit 492c574c3e
1 changed files with 11 additions and 1 deletions
--- a/README.md
+++ b/README.md
@ -12,6 +12,16 @@ npm -v
 npm install -g cnpm --registry=https://registry.npm.taobao.org
 ```

+## 新增依赖包到本地
+```
+cnpm install --save qrcode
+```
+
+## 下载依赖包
+```
+cnpm install
+```
+
 ## 启动开发模式

 ```sh