add / to all zkill links. change the url

gistfile1.txt

// ==UserScript==
// @name         New Userscript
// @namespace    http://tampermonkey.net/
// @version      0.1
// @description  try to take over the world!
// @author       You
// @match        https://zkillboard.com/*
// @grant        none
// ==/UserScript==

(function() {
    var a_col = document.getElementsByTagName('a');
    var a, url;
    for(var i = 0; i < a_col.length; i++) {
      a = a_col[i];
      url = a.href;
      if(url.includes("https://zkillboard.com/") & !url.endsWith("/")) a.href=url+"/";
    }
})();