HTTP/2 200
content-type: text/html
x-guploader-uploadid: AAwnv3KKtsjh_nraLbbaOkOi9I41KPvkQHztSloqf3_W1EbQXaCeaBCZLm_cP7Enqk94dxvc
cache-control: public, max-age=3600
expires: Thu, 09 Oct 2025 03:35:43 GMT
last-modified: Thu, 09 Oct 2025 01:07:42 GMT
etag: W/"b1818d5772ff903acd1754bb4730ecd3"
x-goog-generation: 1759972062635553
x-goog-metageneration: 1
x-goog-stored-content-encoding: identity
x-goog-stored-content-length: 162770
x-goog-meta-goog-reserved-file-mtime: 1759970595
x-goog-hash: crc32c=MpELXQ==, md5=sYGNV3L/kDrNF1S7RzDs0w==
x-goog-storage-class: STANDARD
accept-ranges: none
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
alt-svc: clear
referrer-policy: strict-origin-when-cross-origin
x-content-type-options: nosniff
strict-transport-security: max-age=63072000
content-security-policy: default-src 'self'; script-src 'report-sample' 'self' 'wasm-unsafe-eval' https://www.google-analytics.com/analytics.js https://www.googletagmanager.com/gtag/js assets.codepen.io production-assets.codepen.io https://js.stripe.com 'sha256-XNBp89FG76amD8BqrJzyflxOF9PaWPqPqvJfKZPCv7M=' 'sha256-YCNoU9DNiinACbd8n6UPyB/8vj0kXvhkOni9/06SuYw=' 'sha256-PZjP7OR6mBEtnvXIZfCZ5PuOlxoDF1LDZL8aj8c42rw='; script-src-elem 'report-sample' 'self' 'wasm-unsafe-eval' https://www.google-analytics.com/analytics.js https://www.googletagmanager.com/gtag/js assets.codepen.io production-assets.codepen.io https://js.stripe.com 'sha256-XNBp89FG76amD8BqrJzyflxOF9PaWPqPqvJfKZPCv7M=' 'sha256-YCNoU9DNiinACbd8n6UPyB/8vj0kXvhkOni9/06SuYw=' 'sha256-PZjP7OR6mBEtnvXIZfCZ5PuOlxoDF1LDZL8aj8c42rw='; style-src 'report-sample' 'self' 'unsafe-inline'; object-src 'none'; base-uri 'self'; connect-src 'self' developer.allizom.org bcd.developer.allizom.org bcd.developer.mozilla.org updates.developer.allizom.org updates.developer.mozilla.org https://*.google-analytics.com https://*.analytics.google.com https://*.googletagmanager.com https://incoming.telemetry.mozilla.org https://observatory-api.mdn.allizom.net https://observatory-api.mdn.mozilla.net https://api.github.com/search/issues stats.g.doubleclick.net https://api.stripe.com; font-src 'self'; frame-src 'self' interactive-examples.mdn.mozilla.net interactive-examples.mdn.allizom.net mdn.github.io live-samples.mdn.mozilla.net live-samples.mdn.allizom.net *.mdnplay.dev *.mdnyalp.dev *.play.test.mdn.allizom.net https://v2.scrimba.com https://scrimba.com jsfiddle.net www.youtube-nocookie.com codepen.io survey.alchemer.com https://js.stripe.com; img-src 'self' data: *.githubusercontent.com *.googleusercontent.com *.gravatar.com mozillausercontent.com firefoxusercontent.com profile.stage.mozaws.net profile.accounts.firefox.com developer.mozilla.org mdn.dev interactive-examples.mdn.mozilla.net interactive-examples.mdn.allizom.net wikipedia.org upload.wikimedia.org https://mdn.github.io/shared-assets/ https://mdn.dev/ https://*.google-analytics.com https://*.googletagmanager.com www.gstatic.com; manifest-src 'self'; media-src 'self' archive.org videos.cdn.mozilla.net https://mdn.github.io/shared-assets/; child-src 'self'; worker-src 'self';
x-frame-options: DENY
origin-trial: AxVILwizhbMjxFeHOn1P3R8niO1RJY/smaK4B4d1rLzc1gTaxtXMSaTi+FoigYgCw40uFRDwFcEAeqDR+vVLOW4AAABfeyJvcmlnaW4iOiJodHRwczovL2RldmVsb3Blci5tb3ppbGxhLm9yZyIsImZlYXR1cmUiOiJQcml2YXRlQXR0cmlidXRpb25WMiIsImV4cGlyeSI6MTc0MjA3OTYwMH0=
x-cloud-trace-context: 22f802ab54866a63810c70fd73191b5b
date: Thu, 09 Oct 2025 02:35:44 GMT
server: Google Frontend
via: 1.1 google
vary: Accept-Encoding
content-encoding: gzip
x-cache: miss
<frameset> - HTML | MDN
Like all other HTML elements, this element supports the global attributes .
cols
Deprecated
This attribute specifies the number and size of horizontal spaces in a frameset.
rows
Deprecated
This attribute specifies the number and size of vertical spaces in a frameset.
A frameset document has a <frameset> element instead of a <body><frame><frameset>.
<!doctype html>
<html lang="en-US">
<head>
<!-- Document metadata goes here -->
</head>
<frameset cols="50%, 50%">
<frame
src="carview.php?tsp=https://developer.mozilla.org/en-US/docs/Web/HTML/Reference/Elements/iframe" />
<frame
src="carview.php?tsp=https://developer.mozilla.org/en-US/docs/Web/HTML/Reference/Elements/frame" />
</frameset>
</html>
If you want to embed another HTML page into the <body><iframe>
