René's URL Explorer Experiment

Title: JavaGuide/docs/java/new-features/java18.md at main · ByteVortex/JavaGuide · GitHub

Open Graph Title: JavaGuide/docs/java/new-features/java18.md at main · ByteVortex/JavaGuide

X Title: JavaGuide/docs/java/new-features/java18.md at main · ByteVortex/JavaGuide

Description: 「Java学习+面试指南」一份涵盖大部分 Java 程序员所需要掌握的核心知识。准备 Java 面试，首选 JavaGuide！ - JavaGuide/docs/java/new-features/java18.md at main · ByteVortex/JavaGuide

Open Graph Description: 「Java学习+面试指南」一份涵盖大部分 Java 程序员所需要掌握的核心知识。准备 Java 面试，首选 JavaGuide！ - ByteVortex/JavaGuide

X Description: 「Java学习+面试指南」一份涵盖大部分 Java 程序员所需要掌握的核心知识。准备 Java 面试，首选 JavaGuide！ - ByteVortex/JavaGuide

Opengraph URL: https://github.com/ByteVortex/JavaGuide/blob/main/docs/java/new-features/java18.md

X: @github

direct link

Domain: github.com

route-pattern	/:user_id/:repository/blob/name(/path)
route-controller	blob
route-action	show
fetch-nonce	v2:d8323328-3090-fdb5-3816-47d997e5bff8
current-catalog-service-hash	f3abb0cc802f3d7b95fc8762b94bdcb13bf39634c40c357301c4aa1d67a256fb
request-id	8340:17598F:49D6DAA:67257C8:6A54F4B9
html-safe-nonce	bfcf87248a4c92177d55d44b5832e4bf62d174a144428f3239aaab93214dabee
visitor-payload	eyJyZWZlcnJlciI6IiIsInJlcXVlc3RfaWQiOiI4MzQwOjE3NTk4Rjo0OUQ2REFBOjY3MjU3Qzg6NkE1NEY0QjkiLCJ2aXNpdG9yX2lkIjoiMzc2OTk1MTM2NzM5OTI3MzY1NyIsInJlZ2lvbl9lZGdlIjoiaWFkIiwicmVnaW9uX3JlbmRlciI6ImlhZCJ9
visitor-hmac	a8b65ae7f86114957fe95cfcf407fc735ab8e2083e26282f3a1ddf3afa00607f
hovercard-subject-tag	repository:623074471
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/ByteVortex/JavaGuide/blob/main/docs/java/new-features/java18.md
twitter:image	https://opengraph.githubassets.com/dbd84ab272dd4af57b75f5ff215c1f677d2259e2b617a1a0a84dfa8f4b0cb312/ByteVortex/JavaGuide
twitter:card	summary_large_image
og:image	https://opengraph.githubassets.com/dbd84ab272dd4af57b75f5ff215c1f677d2259e2b617a1a0a84dfa8f4b0cb312/ByteVortex/JavaGuide
og:image:alt	「Java学习+面试指南」一份涵盖大部分 Java 程序员所需要掌握的核心知识。准备 Java 面试，首选 JavaGuide！ - ByteVortex/JavaGuide
og:image:width	1200
og:image:height	600
og:site_name	GitHub
og:type	object
hostname	github.com
expected-hostname	github.com
None	eae2aab99907699a22d2c8449aa683ca74454fca87211b98f7c7b722086b2839
turbo-cache-control	no-cache
go-import	github.com/ByteVortex/JavaGuide git https://github.com/ByteVortex/JavaGuide.git
octolytics-dimension-user_id	52226492
octolytics-dimension-user_login	ByteVortex
octolytics-dimension-repository_id	623074471
octolytics-dimension-repository_nwo	ByteVortex/JavaGuide
octolytics-dimension-repository_public	true
octolytics-dimension-repository_is_fork	true
octolytics-dimension-repository_parent_id	132464395
octolytics-dimension-repository_parent_nwo	Snailclimb/JavaGuide
octolytics-dimension-repository_network_root_id	132464395
octolytics-dimension-repository_network_root_nwo	Snailclimb/JavaGuide
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	dd26d3896747463b6bd56edd5e290edb595c3cbc
ui-target	canary-1
theme-color	#1e2327
color-scheme	light dark

Links:

Skip to content	https://github.com/ByteVortex/JavaGuide/blob/main/docs/java/new-features/java18.md#start-of-content
	https://github.com/
Sign in	https://github.com/login?return_to=https%3A%2F%2Fgithub.com%2FByteVortex%2FJavaGuide%2Fblob%2Fmain%2Fdocs%2Fjava%2Fnew-features%2Fjava18.md
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%2FByteVortex%2FJavaGuide%2Fblob%2Fmain%2Fdocs%2Fjava%2Fnew-features%2Fjava18.md
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=ByteVortex%2FJavaGuide
Reload	https://github.com/ByteVortex/JavaGuide/blob/main/docs/java/new-features/java18.md
Reload	https://github.com/ByteVortex/JavaGuide/blob/main/docs/java/new-features/java18.md
Reload	https://github.com/ByteVortex/JavaGuide/blob/main/docs/java/new-features/java18.md
ByteVortex	https://github.com/ByteVortex
JavaGuide	https://github.com/ByteVortex/JavaGuide
Snailclimb/JavaGuide	https://github.com/Snailclimb/JavaGuide
Notifications	https://github.com/login?return_to=%2FByteVortex%2FJavaGuide
Fork 0	https://github.com/login?return_to=%2FByteVortex%2FJavaGuide
Star 1	https://github.com/login?return_to=%2FByteVortex%2FJavaGuide
Code	https://github.com/ByteVortex/JavaGuide
Pull requests 0	https://github.com/ByteVortex/JavaGuide/pulls
Actions	https://github.com/ByteVortex/JavaGuide/actions
Projects	https://github.com/ByteVortex/JavaGuide/projects
Security and quality 0	https://github.com/ByteVortex/JavaGuide/security
Insights	https://github.com/ByteVortex/JavaGuide/pulse
Code	https://github.com/ByteVortex/JavaGuide
Pull requests	https://github.com/ByteVortex/JavaGuide/pulls
Actions	https://github.com/ByteVortex/JavaGuide/actions
Projects	https://github.com/ByteVortex/JavaGuide/projects
Security and quality	https://github.com/ByteVortex/JavaGuide/security
Insights	https://github.com/ByteVortex/JavaGuide/pulse
	https://github.com/ByteVortex/JavaGuide
JavaGuide	https://github.com/ByteVortex/JavaGuide/tree/main
docs	https://github.com/ByteVortex/JavaGuide/tree/main/docs
java	https://github.com/ByteVortex/JavaGuide/tree/main/docs/java
new-features	https://github.com/ByteVortex/JavaGuide/tree/main/docs/java/new-features
History	https://github.com/ByteVortex/JavaGuide/commits/main/docs/java/new-features/java18.md
	https://github.com/ByteVortex/JavaGuide/commits/main/docs/java/new-features/java18.md
JavaGuide	https://github.com/ByteVortex/JavaGuide/tree/main
docs	https://github.com/ByteVortex/JavaGuide/tree/main/docs
java	https://github.com/ByteVortex/JavaGuide/tree/main/docs/java
new-features	https://github.com/ByteVortex/JavaGuide/tree/main/docs/java/new-features
Raw	https://github.com/ByteVortex/JavaGuide/raw/refs/heads/main/docs/java/new-features/java18.md
JEP 400:UTF-8 by Default（默认字符集为 UTF-8）	https://openjdk.java.net/jeps/400
JEP 408:Simple Web Server（简易的 Web 服务器）	https://openjdk.java.net/jeps/408
JEP 413:Code Snippets in Java API Documentation（Java API 文档中的代码片段）	https://openjdk.java.net/jeps/413
JEP 416:Reimplement Core Reflection with Method Handles（使用方法句柄重新实现反射核心）	https://openjdk.java.net/jeps/416
JEP 417:Vector（向量） API	https://openjdk.java.net/jeps/417
JEP 418:Internet-Address Resolution（互联网地址解析）SPI	https://openjdk.java.net/jeps/418
JEP 419:Foreign Function & Memory API（外部函数和内存 API）	https://openjdk.java.net/jeps/419
JEP 420:Pattern Matching for switch（switch 模式匹配）	https://openjdk.java.net/jeps/420
JEP 421:Deprecate Finalization for Removal	https://openjdk.java.net/jeps/421
OpenJDK Java 18 文档	https://openjdk.java.net/projects/jdk/18/
IntelliJ IDEA \| Java 18 功能支持	https://mp.weixin.qq.com/s/PocFKR9z9u7-YCZHsrA5kQ
	https://github.com/ByteVortex/JavaGuide/blob/main/docs/java/new-features/java18.md#jep-400默认字符集为-utf-8
	https://github.com/ByteVortex/JavaGuide/blob/main/docs/java/new-features/java18.md#jep-408简易的-web-服务器
	https://github.com/ByteVortex/JavaGuide/blob/main/docs/java/new-features/java18.md#jep-413优化-java-api-文档中的代码片段
	https://github.com/ByteVortex/JavaGuide/blob/main/docs/java/new-features/java18.md#jep-416使用方法句柄重新实现反射核心
	https://camo.githubusercontent.com/cc2b4a31a1bbcf1b216e683a0c5e52158a14ec509bbe473c6082c00be210e8ac/68747470733a2f2f6f73732e6a61766167756964652e636e2f6769746875622f6a61766167756964652f6a6176612f6e65772d66656174757265732f4a455034313642656e63686d61726b2e706e67
	https://github.com/ByteVortex/JavaGuide/blob/main/docs/java/new-features/java18.md#jep-417-向量-api第三次孵化
JEP 338	https://openjdk.java.net/jeps/338
孵化 API	http://openjdk.java.net/jeps/11
JEP 414	https://openjdk.java.net/jeps/414
JEP 417	https://openjdk.java.net/jeps/417
JEP 426	https://openjdk.java.net/jeps/426
	https://github.com/ByteVortex/JavaGuide/blob/main/docs/java/new-features/java18.md#jep-418互联网地址解析-spi
	https://github.com/ByteVortex/JavaGuide/blob/main/docs/java/new-features/java18.md#jep-419foreign-function--memory-api第二次孵化
JEP 412	https://openjdk.java.net/jeps/412
JEP 419	https://openjdk.org/jeps/419
JEP 424	https://openjdk.org/jeps/424
Java 19 新特性概览	https://github.com/ByteVortex/JavaGuide/blob/main/docs/java/new-features/java19.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.