The demo is to check chrome extension whether installed and how to send and receive messages from web page
- 通过contentscript向当前网页注入脚本, 通过全局变量判断是否安装.
- 通过background下
onMessageExternal
事件.
The demo is to check chrome extension whether installed and how to send and receive messages from web page
JavaScriptMIT
The demo is to check chrome extension whether installed and how to send and receive messages from web page
onMessageExternal
事件.