René's URL Explorer Experiment

Title: javascript-tutorial/10-regular-expressions-javascript at en · SchDen/javascript-tutorial · GitHub

Open Graph Title: javascript-tutorial/10-regular-expressions-javascript at en · SchDen/javascript-tutorial

X Title: javascript-tutorial/10-regular-expressions-javascript at en · SchDen/javascript-tutorial

Description: The JavaScript Tutorial. Contribute to SchDen/javascript-tutorial development by creating an account on GitHub.

Open Graph Description: The JavaScript Tutorial. Contribute to SchDen/javascript-tutorial development by creating an account on GitHub.

X Description: The JavaScript Tutorial. Contribute to SchDen/javascript-tutorial development by creating an account on GitHub.

Opengraph URL: https://github.com/SchDen/javascript-tutorial/tree/en/10-regular-expressions-javascript

X: @github

direct link

Domain: github.com

route-pattern	/:user_id/:repository/tree/name(/path)
route-controller	files
route-action	disambiguate
fetch-nonce	v2:2382b7b8-236c-4ef9-a8d4-335ec6e28c50
current-catalog-service-hash	f3abb0cc802f3d7b95fc8762b94bdcb13bf39634c40c357301c4aa1d67a256fb
request-id	CB5A:243EEA:190C877:2277587:6A573167
html-safe-nonce	7db53a70e669643cbea029e68d17ce6407e7c52f64e04f3cfbbb0d4e867333a5
visitor-payload	eyJyZWZlcnJlciI6IiIsInJlcXVlc3RfaWQiOiJDQjVBOjI0M0VFQToxOTBDODc3OjIyNzc1ODc6NkE1NzMxNjciLCJ2aXNpdG9yX2lkIjoiNzcwMDYwNjUzMjE5MTcyNzk3NiIsInJlZ2lvbl9lZGdlIjoiaWFkIiwicmVnaW9uX3JlbmRlciI6ImlhZCJ9
visitor-hmac	0c8813b634ad9530024d9173e1d742fa30817409f657839fec4619af63ac7d31
hovercard-subject-tag	repository:43745774
github-keyboard-shortcuts	repository,source-code,file-tree,copilot
google-site-verification	Apib7-x98H0j5cPqHWwSMm6dNU4GmODRoqxLiDzdx9I
octolytics-url	https://collector.github.com/github/collect
analytics-location	///files/disambiguate
fb:app_id	1401488693436528
apple-itunes-app	app-id=1477376905, app-argument=https://github.com/SchDen/javascript-tutorial/tree/en/10-regular-expressions-javascript
twitter:image	https://opengraph.githubassets.com/b42bccfdf38f58c0d267bab3e4829629fde333c0898a206bc6bf1c8203d84ba4/SchDen/javascript-tutorial
twitter:card	summary_large_image
og:image	https://opengraph.githubassets.com/b42bccfdf38f58c0d267bab3e4829629fde333c0898a206bc6bf1c8203d84ba4/SchDen/javascript-tutorial
og:image:alt	The JavaScript Tutorial. Contribute to SchDen/javascript-tutorial development by creating an account on GitHub.
og:image:width	1200
og:image:height	600
og:site_name	GitHub
og:type	object
hostname	github.com
expected-hostname	github.com
None	4e7a7296a3830877cf21a6ad2a972c9e618a48915e03966cf0c53eb08e5aad98
turbo-cache-control	no-cache
go-import	github.com/SchDen/javascript-tutorial git https://github.com/SchDen/javascript-tutorial.git
octolytics-dimension-user_id	1484977
octolytics-dimension-user_login	SchDen
octolytics-dimension-repository_id	43745774
octolytics-dimension-repository_nwo	SchDen/javascript-tutorial
octolytics-dimension-repository_public	true
octolytics-dimension-repository_is_fork	true
octolytics-dimension-repository_parent_id	25786960
octolytics-dimension-repository_parent_nwo	iliakan/javascript-tutorial
octolytics-dimension-repository_network_root_id	25786960
octolytics-dimension-repository_network_root_nwo	iliakan/javascript-tutorial
turbo-body-classes	logged-out env-production page-responsive
disable-turbo	false
browser-stats-url	https://api.github.com/_private/browser/stats
browser-errors-url	https://api.github.com/_private/browser/errors
release	2576d1f0198cf1588faf2edf27f1ed120903be10
ui-target	full
theme-color	#1e2327
color-scheme	light dark

Links:

Skip to content	https://github.com/SchDen/javascript-tutorial/tree/en/10-regular-expressions-javascript#start-of-content
	https://github.com/
Sign in	https://github.com/login?return_to=https%3A%2F%2Fgithub.com%2FSchDen%2Fjavascript-tutorial%2Ftree%2Fen%2F10-regular-expressions-javascript
GitHub CopilotWrite better code with AI	https://github.com/features/copilot
GitHub Copilot appDirect agents from issue to merge	https://github.com/features/ai/github-app
MCP RegistryNewIntegrate external tools	https://github.com/mcp
ActionsAutomate any workflow	https://github.com/features/actions
CodespacesInstant dev environments	https://github.com/features/codespaces
IssuesPlan and track work	https://github.com/features/issues
Code ReviewManage code changes	https://github.com/features/code-review
GitHub Advanced SecurityFind and fix vulnerabilities	https://github.com/security/advanced-security
Code securitySecure your code as you build	https://github.com/security/advanced-security/code-security
Secret protectionStop leaks before they start	https://github.com/security/advanced-security/secret-protection
Why GitHub	https://github.com/why-github
Documentation	https://docs.github.com
Blog	https://github.blog
Changelog	https://github.blog/changelog
Marketplace	https://github.com/marketplace
View all features	https://github.com/features
Enterprises	https://github.com/enterprise
Small and medium teams	https://github.com/team
Startups	https://github.com/enterprise/startups
Nonprofits	https://github.com/solutions/industry/nonprofits
App Modernization	https://github.com/solutions/use-case/app-modernization
DevSecOps	https://github.com/solutions/use-case/devsecops
DevOps	https://github.com/solutions/use-case/devops
CI/CD	https://github.com/solutions/use-case/ci-cd
View all use cases	https://github.com/solutions/use-case
Healthcare	https://github.com/solutions/industry/healthcare
Financial services	https://github.com/solutions/industry/financial-services
Manufacturing	https://github.com/solutions/industry/manufacturing
Government	https://github.com/solutions/industry/government
View all industries	https://github.com/solutions/industry
View all solutions	https://github.com/solutions
AI	https://github.com/resources/articles?topic=ai
Software Development	https://github.com/resources/articles?topic=software-development
DevOps	https://github.com/resources/articles?topic=devops
Security	https://github.com/resources/articles?topic=security
View all topics	https://github.com/resources/articles
Customer stories	https://github.com/customer-stories
Events & webinars	https://github.com/resources/events
Ebooks & reports	https://github.com/resources/whitepapers
Business insights	https://github.com/solutions/executive-insights
GitHub Skills	https://skills.github.com
Documentation	https://docs.github.com
Customer support	https://support.github.com
Community forum	https://github.com/orgs/community/discussions
Trust center	https://github.com/trust-center
Partners	https://github.com/partners
View all resources	https://github.com/resources
GitHub SponsorsFund open source developers	https://github.com/open-source/sponsors
Security Lab	https://securitylab.github.com
Maintainer Community	https://maintainers.github.com
Accelerator	https://github.com/open-source/accelerator
GitHub Stars	https://stars.github.com
Archive Program	https://archiveprogram.github.com
Topics	https://github.com/topics
Trending	https://github.com/trending
Collections	https://github.com/collections
Enterprise platformAI-powered developer platform	https://github.com/enterprise
GitHub Advanced SecurityEnterprise-grade security features	https://github.com/security/advanced-security
Copilot for BusinessEnterprise-grade AI features	https://github.com/features/copilot/copilot-business
Premium SupportEnterprise-grade 24/7 support	https://github.com/enterprise/premium-support
Pricing	https://github.com/pricing
Search syntax tips	https://docs.github.com/search-github/github-code-search/understanding-github-code-search-syntax
documentation	https://docs.github.com/search-github/github-code-search/understanding-github-code-search-syntax
Sign in	https://github.com/login?return_to=https%3A%2F%2Fgithub.com%2FSchDen%2Fjavascript-tutorial%2Ftree%2Fen%2F10-regular-expressions-javascript
Sign up	https://github.com/signup?ref_cta=Sign+up&ref_loc=header+logged+out&ref_page=%2F%3Cuser-name%3E%2F%3Crepo-name%3E%2Ffiles%2Fdisambiguate&source=header-repo&source_repo=SchDen%2Fjavascript-tutorial
Reload	https://github.com/SchDen/javascript-tutorial/tree/en/10-regular-expressions-javascript
Reload	https://github.com/SchDen/javascript-tutorial/tree/en/10-regular-expressions-javascript
Reload	https://github.com/SchDen/javascript-tutorial/tree/en/10-regular-expressions-javascript
SchDen	https://github.com/SchDen
javascript-tutorial	https://github.com/SchDen/javascript-tutorial
iliakan/javascript-tutorial	https://github.com/iliakan/javascript-tutorial
Notifications	https://github.com/login?return_to=%2FSchDen%2Fjavascript-tutorial
Fork 0	https://github.com/login?return_to=%2FSchDen%2Fjavascript-tutorial
Star 0	https://github.com/login?return_to=%2FSchDen%2Fjavascript-tutorial
Code	https://github.com/SchDen/javascript-tutorial/tree/en
Pull requests 0	https://github.com/SchDen/javascript-tutorial/pulls
Actions	https://github.com/SchDen/javascript-tutorial/actions
Projects	https://github.com/SchDen/javascript-tutorial/projects
Wiki	https://github.com/SchDen/javascript-tutorial/wiki
Security and quality 0	https://github.com/SchDen/javascript-tutorial/security
Insights	https://github.com/SchDen/javascript-tutorial/pulse
Code	https://github.com/SchDen/javascript-tutorial/tree/en
Pull requests	https://github.com/SchDen/javascript-tutorial/pulls
Actions	https://github.com/SchDen/javascript-tutorial/actions
Projects	https://github.com/SchDen/javascript-tutorial/projects
Wiki	https://github.com/SchDen/javascript-tutorial/wiki
Security and quality	https://github.com/SchDen/javascript-tutorial/security
Insights	https://github.com/SchDen/javascript-tutorial/pulse
	https://github.com/SchDen/javascript-tutorial
javascript-tutorial	https://github.com/SchDen/javascript-tutorial/tree/en
History	https://github.com/SchDen/javascript-tutorial/commits/en/10-regular-expressions-javascript
	https://github.com/SchDen/javascript-tutorial/commits/en/10-regular-expressions-javascript
javascript-tutorial	https://github.com/SchDen/javascript-tutorial/tree/en
..	https://github.com/SchDen/javascript-tutorial/tree/en
1-regexp-introduction	https://github.com/SchDen/javascript-tutorial/tree/en/10-regular-expressions-javascript/1-regexp-introduction
1-regexp-introduction	https://github.com/SchDen/javascript-tutorial/tree/en/10-regular-expressions-javascript/1-regexp-introduction
10-regexp-ahchors	https://github.com/SchDen/javascript-tutorial/tree/en/10-regular-expressions-javascript/10-regexp-ahchors
10-regexp-ahchors	https://github.com/SchDen/javascript-tutorial/tree/en/10-regular-expressions-javascript/10-regexp-ahchors
11-regexp-multiline-mode	https://github.com/SchDen/javascript-tutorial/tree/en/10-regular-expressions-javascript/11-regexp-multiline-mode
11-regexp-multiline-mode	https://github.com/SchDen/javascript-tutorial/tree/en/10-regular-expressions-javascript/11-regexp-multiline-mode
12-regexp-lookahead	https://github.com/SchDen/javascript-tutorial/tree/en/10-regular-expressions-javascript/12-regexp-lookahead
12-regexp-lookahead	https://github.com/SchDen/javascript-tutorial/tree/en/10-regular-expressions-javascript/12-regexp-lookahead
13-regexp-infinite-backtracking-problem	https://github.com/SchDen/javascript-tutorial/tree/en/10-regular-expressions-javascript/13-regexp-infinite-backtracking-problem
13-regexp-infinite-backtracking-problem	https://github.com/SchDen/javascript-tutorial/tree/en/10-regular-expressions-javascript/13-regexp-infinite-backtracking-problem
2-regexp-methods	https://github.com/SchDen/javascript-tutorial/tree/en/10-regular-expressions-javascript/2-regexp-methods
2-regexp-methods	https://github.com/SchDen/javascript-tutorial/tree/en/10-regular-expressions-javascript/2-regexp-methods
3-regexp-character-classes	https://github.com/SchDen/javascript-tutorial/tree/en/10-regular-expressions-javascript/3-regexp-character-classes
3-regexp-character-classes	https://github.com/SchDen/javascript-tutorial/tree/en/10-regular-expressions-javascript/3-regexp-character-classes
4-regexp-character-sets-and-ranges	https://github.com/SchDen/javascript-tutorial/tree/en/10-regular-expressions-javascript/4-regexp-character-sets-and-ranges
4-regexp-character-sets-and-ranges	https://github.com/SchDen/javascript-tutorial/tree/en/10-regular-expressions-javascript/4-regexp-character-sets-and-ranges
5-regexp-quantifiers	https://github.com/SchDen/javascript-tutorial/tree/en/10-regular-expressions-javascript/5-regexp-quantifiers
5-regexp-quantifiers	https://github.com/SchDen/javascript-tutorial/tree/en/10-regular-expressions-javascript/5-regexp-quantifiers
6-regexp-greedy-and-lazy	https://github.com/SchDen/javascript-tutorial/tree/en/10-regular-expressions-javascript/6-regexp-greedy-and-lazy
6-regexp-greedy-and-lazy	https://github.com/SchDen/javascript-tutorial/tree/en/10-regular-expressions-javascript/6-regexp-greedy-and-lazy
7-regexp-groups	https://github.com/SchDen/javascript-tutorial/tree/en/10-regular-expressions-javascript/7-regexp-groups
7-regexp-groups	https://github.com/SchDen/javascript-tutorial/tree/en/10-regular-expressions-javascript/7-regexp-groups
8-regexp-backreferences	https://github.com/SchDen/javascript-tutorial/tree/en/10-regular-expressions-javascript/8-regexp-backreferences
8-regexp-backreferences	https://github.com/SchDen/javascript-tutorial/tree/en/10-regular-expressions-javascript/8-regexp-backreferences
9-regexp-alternation	https://github.com/SchDen/javascript-tutorial/tree/en/10-regular-expressions-javascript/9-regexp-alternation
9-regexp-alternation	https://github.com/SchDen/javascript-tutorial/tree/en/10-regular-expressions-javascript/9-regexp-alternation
index.md	https://github.com/SchDen/javascript-tutorial/blob/en/10-regular-expressions-javascript/index.md
index.md	https://github.com/SchDen/javascript-tutorial/blob/en/10-regular-expressions-javascript/index.md
	https://github.com
Terms	https://docs.github.com/site-policy/github-terms/github-terms-of-service
Privacy	https://docs.github.com/site-policy/privacy-policies/github-privacy-statement
Security	https://github.com/security
Status	https://www.githubstatus.com/
Community	https://github.community/
Docs	https://docs.github.com/
Contact	https://support.github.com?tags=dotcom-footer

Viewport: width=device-width

URLs of crawlers that visited me.