René's URL Explorer Experiment

Title: ProgrammingInLuaCode/ch20_Metatable.lua at master · feijunpeng/ProgrammingInLuaCode · GitHub

Open Graph Title: ProgrammingInLuaCode/ch20_Metatable.lua at master · feijunpeng/ProgrammingInLuaCode

X Title: ProgrammingInLuaCode/ch20_Metatable.lua at master · feijunpeng/ProgrammingInLuaCode

Description: fourth edition. Contribute to feijunpeng/ProgrammingInLuaCode development by creating an account on GitHub.

Open Graph Description: fourth edition. Contribute to feijunpeng/ProgrammingInLuaCode development by creating an account on GitHub.

X Description: fourth edition. Contribute to feijunpeng/ProgrammingInLuaCode development by creating an account on GitHub.

Opengraph URL: https://github.com/feijunpeng/ProgrammingInLuaCode/blob/master/ch20_Metatable.lua

X: @github

direct link

Domain: github.com

route-pattern	/:user_id/:repository/blob/name(/path)
route-controller	blob
route-action	show
fetch-nonce	v2:8192443a-dae1-5e04-c512-dc02b7831c20
current-catalog-service-hash	f3abb0cc802f3d7b95fc8762b94bdcb13bf39634c40c357301c4aa1d67a256fb
request-id	E044:118A6:63859B:8112EE:6A5FFA7A
html-safe-nonce	f9fce222bee6ebd8057727d682114a516c80f2c7f8d84ddac2c42eba580a26a0
visitor-payload	eyJyZWZlcnJlciI6IiIsInJlcXVlc3RfaWQiOiJFMDQ0OjExOEE2OjYzODU5Qjo4MTEyRUU6NkE1RkZBN0EiLCJ2aXNpdG9yX2lkIjoiNDUzMTA5MjQ3MDczMTExMTAzNCIsInJlZ2lvbl9lZGdlIjoiaWFkIiwicmVnaW9uX3JlbmRlciI6ImlhZCJ9
visitor-hmac	ae7ae12f3975d242f90e50b6cf189ef8ebdcb1284c06c00dddb5fd97654867eb
hovercard-subject-tag	repository:249104945
github-keyboard-shortcuts	repository,source-code,file-tree,copilot
google-site-verification	Apib7-x98H0j5cPqHWwSMm6dNU4GmODRoqxLiDzdx9I
octolytics-url	https://collector.github.com/github/collect
analytics-location	///blob/show
fb:app_id	1401488693436528
apple-itunes-app	app-id=1477376905, app-argument=https://github.com/feijunpeng/ProgrammingInLuaCode/blob/master/ch20_Metatable.lua
twitter:image	https://opengraph.githubassets.com/75e2023fb0e5b05e140b00bfebbebe6f4e9f39f0acd8bc032b922c0f9adb61e8/feijunpeng/ProgrammingInLuaCode
twitter:card	summary_large_image
og:image	https://opengraph.githubassets.com/75e2023fb0e5b05e140b00bfebbebe6f4e9f39f0acd8bc032b922c0f9adb61e8/feijunpeng/ProgrammingInLuaCode
og:image:alt	fourth edition. Contribute to feijunpeng/ProgrammingInLuaCode 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	79522f2cee5c5409f33a714312a1a68d41ad77a807626020d980fb1eb81def07
turbo-cache-control	no-cache
go-import	github.com/feijunpeng/ProgrammingInLuaCode git https://github.com/feijunpeng/ProgrammingInLuaCode.git
octolytics-dimension-user_id	8708056
octolytics-dimension-user_login	feijunpeng
octolytics-dimension-repository_id	249104945
octolytics-dimension-repository_nwo	feijunpeng/ProgrammingInLuaCode
octolytics-dimension-repository_public	true
octolytics-dimension-repository_is_fork	false
octolytics-dimension-repository_network_root_id	249104945
octolytics-dimension-repository_network_root_nwo	feijunpeng/ProgrammingInLuaCode
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	3df4fbea9b6b5ead5c6724a99dc5f5b62caa864b
ui-target	full
theme-color	#1e2327
color-scheme	light dark

Links:

Skip to content	https://github.com/feijunpeng/ProgrammingInLuaCode/blob/master/ch20_Metatable.lua#start-of-content
	https://github.com/
Sign in	https://github.com/login?return_to=https%3A%2F%2Fgithub.com%2Ffeijunpeng%2FProgrammingInLuaCode%2Fblob%2Fmaster%2Fch20_Metatable.lua
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
Code QualityEnforce quality at merge	https://github.com/features/code-quality
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%2Ffeijunpeng%2FProgrammingInLuaCode%2Fblob%2Fmaster%2Fch20_Metatable.lua
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%2Fblob%2Fshow&source=header-repo&source_repo=feijunpeng%2FProgrammingInLuaCode
Reload	https://github.com/feijunpeng/ProgrammingInLuaCode/blob/master/ch20_Metatable.lua
Reload	https://github.com/feijunpeng/ProgrammingInLuaCode/blob/master/ch20_Metatable.lua
Reload	https://github.com/feijunpeng/ProgrammingInLuaCode/blob/master/ch20_Metatable.lua
feijunpeng	https://github.com/feijunpeng
ProgrammingInLuaCode	https://github.com/feijunpeng/ProgrammingInLuaCode
Notifications	https://github.com/login?return_to=%2Ffeijunpeng%2FProgrammingInLuaCode
Fork 0	https://github.com/login?return_to=%2Ffeijunpeng%2FProgrammingInLuaCode
Star 0	https://github.com/login?return_to=%2Ffeijunpeng%2FProgrammingInLuaCode
Code	https://github.com/feijunpeng/ProgrammingInLuaCode
Issues 0	https://github.com/feijunpeng/ProgrammingInLuaCode/issues
Pull requests 0	https://github.com/feijunpeng/ProgrammingInLuaCode/pulls
Actions	https://github.com/feijunpeng/ProgrammingInLuaCode/actions
Projects	https://github.com/feijunpeng/ProgrammingInLuaCode/projects
Security and quality 0	https://github.com/feijunpeng/ProgrammingInLuaCode/security
Insights	https://github.com/feijunpeng/ProgrammingInLuaCode/pulse
Code	https://github.com/feijunpeng/ProgrammingInLuaCode
Issues	https://github.com/feijunpeng/ProgrammingInLuaCode/issues
Pull requests	https://github.com/feijunpeng/ProgrammingInLuaCode/pulls
Actions	https://github.com/feijunpeng/ProgrammingInLuaCode/actions
Projects	https://github.com/feijunpeng/ProgrammingInLuaCode/projects
Security and quality	https://github.com/feijunpeng/ProgrammingInLuaCode/security
Insights	https://github.com/feijunpeng/ProgrammingInLuaCode/pulse
	https://github.com/feijunpeng/ProgrammingInLuaCode
ProgrammingInLuaCode	https://github.com/feijunpeng/ProgrammingInLuaCode/tree/master
History	https://github.com/feijunpeng/ProgrammingInLuaCode/commits/master/ch20_Metatable.lua
	https://github.com/feijunpeng/ProgrammingInLuaCode/commits/master/ch20_Metatable.lua
ProgrammingInLuaCode	https://github.com/feijunpeng/ProgrammingInLuaCode/tree/master
Raw	https://github.com/feijunpeng/ProgrammingInLuaCode/raw/refs/heads/master/ch20_Metatable.lua
	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.