// ==UserScript==
// @name        縮減蝦皮網址
// @namespace   https://greasyfork.org/zh-TW/scripts/457084
// @match       *shopee.*/*
// @author      czh
// @icon        https://www.google.com/s2/favicons?sz=64&domain=shopee.tw
// @run-at      document-start
// @license     GNU GPLv3
// @description 網址只留下識別碼
// @version 0.0.1.4
// @downloadURL none
// ==/UserScript==
var url = location.href.match(/.*\d+\.\d+/)

if (url != null)
  {
    location.href.replace (/.*(\d+).(\d+).*/, "product\/$1/$2");
  }
else
  {
    return
  }