MS Learn 文件快速中英切換

ms-learn-lang-switch.js

// ==UserScript==
// @name         本草綱目中英快速切換
// @namespace    https://blog.darkthread.net
// @version      0.1
// @description  MS Learn 文件中英文切換
// @author       You
// @match        https://learn.microsoft.com/*/*
// @icon         https://www.google.com/s2/favicons?sz=64&domain=microsoft.com
// @grant        none
// ==/UserScript==

(function() {
    'use strict';
    const m = location.href.match(/com\/(en-us|zh-tw)\//);
    if (m) {
        const isEn = m[1] == 'en-us';
        const style = document.createElement('style');
        style.innerHTML = `
#lang-switch {
    position:fixed;top:6px;right:6px;z-index:999;opacity:0.2;cursor:pointer;
    padding:2px 6px;background-color:cadetblue;color:white;font-size:11pt;
}
#lang-switch:hover {
    opacity: 1;
}
`;
        document.head.appendChild(style);
        const div = document.createElement('div');
        div.innerText = isEn ? '中' : 'EN';
        div.id = 'lang-switch';
        div.onclick = function() {
            const toUrl = location.toString().replace(/com\/(en-us|zh-tw)\//, `com/${(isEn ? 'zh-tw' : 'en-us')}/`);
            location.href = toUrl;
        };
        document.body.appendChild(div);
    }
})();