Learn-Pi/404.html at main · 1parado/Learn-Pi · GitHub

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<!doctype html>
<html lang="zh-CN">
	<head>
		<meta charset="UTF-8" />
		<meta name="viewport" content="width=device-width, initial-scale=1" />
		<title>Redirecting… · Learn Pi</title>
		<script>
			// GitHub Pages: unknown paths → index.html, preserve hash / recover lesson id.
			(function () {
				var path = location.pathname.replace(/\/404\.html?$/i, "/");
				// Project site: /repo/... → root /repo/
				// User site root: /... → /
				var parts = path.split("/").filter(Boolean);
				var root = "/";
				if (location.hostname.endsWith("github.io") && parts.length >= 1) {
					// First segment is usually the repo name for project pages
					root = "/" + parts[0] + "/";
				} else if (parts.length) {
					// Custom domain or subpath: strip last segment (missing file)
					parts.pop();
					root = parts.length ? "/" + parts.join("/") + "/" : "/";
				}
				var hash = location.hash || "";
				var last = path.replace(/\/+$/, "").split("/").pop() || "";
				if (last && last !== "404.html" && last !== "index.html" && !hash) {
					hash = "#" + last.replace(/\.html$/i, "");
				}
				location.replace(root + "index.html" + hash);
			})();
		</script>
		<meta http-equiv="refresh" content="0; url=./index.html" />
		<link rel="canonical" href="./index.html" />
	</head>
	<body>
		<p><a href="./index.html">Return to Learn Pi</a></p>
	</body>
</html>