Auto fill answer when dinbendon login
// ==UserScript==
// @name Dinbendon auto answer
// @namespace http://tampermonkey.net/
// @version 0.3
// @description Auto fill answer when dinbendon login
// @author Yich Lin
// @include https://dinbendon.net/do/login*
// @grant none
// @require https://ajax.googleapis.com/ajax/libs/jquery/3.3.1/jquery.min.js
// @require https://greatest.deepsurf.us/scripts/5392-waitforkeyelements/code/WaitForKeyElements.js?version=115012
// ==/UserScript==
(function() {
var selector = "td.alignRight:contains('＝'),td.alignRight:contains('等於'),td.alignRight:contains('=')";
waitForKeyElements(selector, calculateAnswer);
function calculateAnswer(){
var formula = $(selector).html();
var reg = /(\d+).*(\d+)/g
var match = reg.exec(formula);
var answer = parseInt(match[1])+parseInt(match[2]);
$("input[name='result']").val(answer);
}
})();