copy it rightly

copy it rightly!

You will need to install an extension such as Tampermonkey, Greasemonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Userscripts to install this script.

You will need to install an extension such as Tampermonkey to install this script.

You will need to install a user script manager extension to install this script.

(I already have a user script manager, let me install it!)

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

(I already have a user style manager, let me install it!)

// ==UserScript==
// @name         copy it rightly
// @namespace    http://tampermonkey.net/
// @version      2024-12-18
// @description  copy it rightly!
// @license      MIT
// @author       konyakest
// @match        *://*/*
// @grant        none
// ==/UserScript==

// before using: 给定 l,r,xl,r,x,对 l≤i≤rl≤i≤r,在序列 aiai​ 前面插入元素 xx
// after using: 给定 l,r,x,对 l≤i≤r,在序列 ai​ 前面插入元素 x

setInterval(_=>{for(let i of document.getElementsByClassName("katex-mathml"))i.remove();},200);