// ==UserScript==
// @namespace    adach1
// @author       adach1
// @supportURL   https://github.com/Aadach1
// @name         选中复制
// @description  快速复制鼠标选中内容
// @version      1.5
// @include		 http://*
// @include		 https://*
// @include		 file:///*
// @grant        GM_setClipboard
// ==/UserScript==
document.addEventListener('selectionchange', () => {
let clipboard = window.getSelection().toString()
if (!clipboard) return
GM_setClipboard(clipboard, 'text')
})