chrome extension 通信机制

[jiacai2050]

• https://developer.chrome.com/extensions/messaging

  具体问题

• How to access page variables from Chrome extension background script
• http://stackoverflow.com/questions/18707341/how-to-access-page-variables-from-chrome-extension-background-script
• http://stackoverflow.com/questions/3955803/page-variables-in-content-script
• http://stackoverflow.com/questions/5849106/how-does-settimeout-work-in-node-js