Extract & Copy

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "name": "Extract & Copy",
  "description": "Extract the target text and put into the clipboard.",
  "version": "1.0",
  "icons": {
    "16": "images/export16.png",
    "32": "images/export32.png",
    "64": "images/export64.png",
    "128": "images/export128.png"
  },
  "browser_action": {
    "default_title": "Extract & Copy"
  },
  "permissions": [
    "activeTab",
    "storage",
    "declarativeContent"
  ],
  "manifest_version": 2,
  "background": {
    "scripts": [
      "background.js",
      "content_script.js"
    ],
    "persistent": false
  },
  "web_accessible_resources": [
    "style.css"
  ],
  "options_ui": {
    "page": "options.html",
    "open_in_tab": false
  }
}