How to add konami code in a website based on html?

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野性不改 2020-12-13 01:21

I was asked to implement the Konami Code in a website I\'m currently working on. It should do the following:

Change Background Image
Play s

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遥遥无期 (楼主)

2020-12-13 01:36

I really liked Peter's answer, so I made it namespaced and made the callback optional. I also used jquery because I like it ¯\_(ツ)_/¯

var Konami = Konami || {};

Konami.key = '38384040373937396665';

Konami.onCode = function(callback) {
    var input = '';
    $(document).on("keydown", function(e) {
        input += ("" + e.keyCode);
        if (input === Konami.key) {
            if(typeof callback == 'undefined') {
                return alert("⬆⬆⬇⬇⬅➡⬅➡