manifest.json
{ "manifest_version": 2, "name": "Helper2", "version": "1.0", "description": "Helper2", "content_scripts": [ { "matches": ["https://blog.csdn.net/*"], "run_at": "document_start", "js": ["content.js"] } ] }
content.js
1 document.addEventListener("DOMContentLoaded", fireContentLoadedEvent, false); 2 3 function fireContentLoadedEvent() { 4 var habElement = document.getElementsByClassName("hide-article-box text-center")[0]; 5 6 habElement.parentNode.removeChild(habElement); 7 8 document.getElementById("article_content").removeAttribute("style"); 9 }
Link:https://addons.mozilla.org/zh-CN/firefox/addon/remove-readmore/