Merge pull request kdchang#15 from yehjames/patch-1

index.html 以及index.js要放到./app底下

Author: kdchang

Ch02/webpack-dev-enviroment.md

@@ -147,7 +147,7 @@
 	$ npm install --save react react-dom
 	```
 
-6. 撰寫 Component
+6. 撰寫 Component(index.html 以及index.js要放到./app底下喔)
 	`index.html`
 
 	```html