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feat: add base snippet

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Written when reworking a version of my dev landing site (should be
`O(1)`).
This commit is contained in:
Declan Teevan
2026-04-03 17:17:01 +01:00
parent e30ca93f3d
commit b7bce657c2
2 changed files with 48 additions and 0 deletions
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src/examples/redirect.html
+26
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<html>
<head>
<title>KC Examples: Redirect</title>
</head>
<body>
<p>Enter the code</p>
<script>
const keySequence = ["ArrowUp", "ArrowUp", "ArrowDown", "ArrowDown", "ArrowLeft", "ArrowRight", "ArrowLeft", "ArrowRight", "b", "a"];
let sequenceStep = 0;
document.addEventListener("keydown", function (e) {
console.log(e)
if (keySequence[sequenceStep] === e.key) {
sequenceStep += 1;
if (sequenceStep === keySequence.length) {
window.location.href = `https://github.com/hexolan/konami-code-snippets`;
}
} else {
sequenceStep = 0;
}
});
</script>
</body>
</html>
src/main.js
+22
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// NOTE: not using deprecated `keyCode` attribute
const keySequence = ["ArrowUp", "ArrowUp", "ArrowDown", "ArrowDown", "ArrowLeft", "ArrowRight", "ArrowLeft", "ArrowRight", "b", "a"];
let sequenceStep = 0;
function callbackFunc() {
}
// TODO: as func to pass to `keydown` listener
document.addEventListener("keydown", function (e) {
console.log(e)
if (keySequence[sequenceStep] === e.key) {
sequenceStep += 1;
if (sequenceStep === keySequence.length) {
sequenceStep = 0;
callbackFunc();
}
} else {
sequenceStep = 0;
}
});