E4, Best by Test

E4_Best_by_Test.user.js

// ==UserScript==
// @name        E4, Best by Test
// @namespace   https://github.com/ddugovic/UserScripts
// @description Best by test!
// @author      ddugovic
// @copyright   2017+, ddugovic
// @license     CC0 1.0 Universal
// @match       https://lichess.org/training/coordinate
// @require     https://lichess1.org/assets/compiled/coordinate.js?v=1932
// @grant       none
// @icon        https://raw.githubusercontent.com/ornicar/lila/master/public/images/favicon-32-black.png
// ==/UserScript==

(function() {
    'use strict';

    // Your code here...
    var i = 0,
        action = function() {
            // Condition to run again
            if (i < 100000) {
                $('#trainer').find("#next_coord2").text('e4');
                $('#trainer').find("#next_coord1").text('e4');
                $('#trainer').find("#next_coord0").text('e4');

                // Add one to i
                i++;
                setTimeout(action, 100);
            }
        };

    setTimeout(action, 1000);
})();