HTTP/2 301
server: nginx
date: Thu, 24 Jul 2025 23:30:20 GMT
content-type: text/html
content-length: 162
location: https://developer.mozilla.org/en-US/docs/Web/XML/XPath/Guides
strict-transport-security: max-age=60; includeSubDomains
via: 1.1 google
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
HTTP/2 200
content-type: text/html
x-guploader-uploadid: ABgVH88_UpAt_R4N3-E_X1WaTND5JKhtrBbpu43qHW3Np7U2D0NoFeQdhRwaEwRXed_J6XfIt9-8cDk
cache-control: public, max-age=3600
expires: Fri, 25 Jul 2025 00:30:20 GMT
last-modified: Wed, 23 Jul 2025 00:48:28 GMT
etag: W/"39cb68e738215d35b0b771ed5b6d3dda"
x-goog-generation: 1753231708509184
x-goog-metageneration: 1
x-goog-stored-content-encoding: identity
x-goog-stored-content-length: 66550
x-goog-meta-goog-reserved-file-mtime: 1753230350
x-goog-hash: crc32c=bYaFaQ==, md5=Octo5zghXTWwt3HtW2092g==
x-goog-storage-class: STANDARD
accept-ranges: none
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
alt-svc: clear
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-EehWlTYp7Bqy57gDeQttaWKp0ukTTEUKGP44h8GVeik=' 'sha256-XNBp89FG76amD8BqrJzyflxOF9PaWPqPqvJfKZPCv7M='; 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-EehWlTYp7Bqy57gDeQttaWKp0ukTTEUKGP44h8GVeik=' 'sha256-XNBp89FG76amD8BqrJzyflxOF9PaWPqPqvJfKZPCv7M='; 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: e2f9f44b7ca2394ccd64b7c7f6c6c3ca
date: Thu, 24 Jul 2025 23:30:21 GMT
server: Google Frontend
via: 1.1 google
vary: Accept-Encoding
content-encoding: gzip
x-cache: miss
XPath guides - XPath | MDN
This page lists guides for XPath.
They're intended to help you understand what kinds of things are possible using XPath in JavaScript, and highlight the similarities with CSS selectors.
Comparison of CSS Selectors and XPath This article seeks to document the difference between CSS Selectors and XPath for web developers to be able to better choose the right tool for the right job.
Introduction to using XPath in JavaScript This document describes the interface for using XPath in JavaScript.
The main interface to using XPath is the evaluate function of the document object.
XPath snippets This article provides some XPath code snippets — examples of how to implement a few utility functions . These functions are based on standard interfaces that expose XPath functionality to JavaScript code. The snippets are functions you can use in the real world in your own code.
