René's URL Explorer Experiment


Title: toBeBetterJavaer/docs/basic-grammar/basic-data-type.md at nobytecode · coderzyj/toBeBetterJavaer · GitHub

Open Graph Title: toBeBetterJavaer/docs/basic-grammar/basic-data-type.md at nobytecode · coderzyj/toBeBetterJavaer

X Title: toBeBetterJavaer/docs/basic-grammar/basic-data-type.md at nobytecode · coderzyj/toBeBetterJavaer

Description: 一份通俗易懂、风趣幽默的Java学习指南,内容涵盖Java基础、Java并发编程、Java虚拟机、Java企业级开发、Java面试等核心知识点。学Java,就认准二哥的Java进阶之路😄 - toBeBetterJavaer/docs/basic-grammar/basic-data-type.md at nobytecode · coderzyj/toBeBetterJavaer

Open Graph Description: 一份通俗易懂、风趣幽默的Java学习指南,内容涵盖Java基础、Java并发编程、Java虚拟机、Java企业级开发、Java面试等核心知识点。学Java,就认准二哥的Java进阶之路😄 - coderzyj/toBeBetterJavaer

X Description: 一份通俗易懂、风趣幽默的Java学习指南,内容涵盖Java基础、Java并发编程、Java虚拟机、Java企业级开发、Java面试等核心知识点。学Java,就认准二哥的Java进阶之路😄 - coderzyj/toBeBetterJavaer

Opengraph URL: https://github.com/coderzyj/toBeBetterJavaer/blob/nobytecode/docs/basic-grammar/basic-data-type.md

X: @github

direct link

Domain: github.com

route-pattern/:user_id/:repository/blob/*name(/*path)
route-controllerblob
route-actionshow
fetch-noncev2:a0cf5069-5b9f-d153-67df-e9341f848686
current-catalog-service-hashf3abb0cc802f3d7b95fc8762b94bdcb13bf39634c40c357301c4aa1d67a256fb
request-id970A:1D4E56:4E285E2:69574AE:6A5DC9EE
html-safe-nonce8f93152055f546392c04dbd572187e776cfbdc86afdee9a7e01e058791a81cb8
visitor-payloadeyJyZWZlcnJlciI6IiIsInJlcXVlc3RfaWQiOiI5NzBBOjFENEU1Njo0RTI4NUUyOjY5NTc0QUU6NkE1REM5RUUiLCJ2aXNpdG9yX2lkIjoiNDgzNjQyODYxOTI5MDg4ODY4NiIsInJlZ2lvbl9lZGdlIjoiaWFkIiwicmVnaW9uX3JlbmRlciI6ImlhZCJ9
visitor-hmaccf01ff25ea7ae1bbe9d1ad843f6c3b1cd506c97627a264c1b1927e7c5f32ec5b
hovercard-subject-tagrepository:887726259
github-keyboard-shortcutsrepository,source-code,file-tree,copilot
google-site-verificationApib7-x98H0j5cPqHWwSMm6dNU4GmODRoqxLiDzdx9I
octolytics-urlhttps://collector.github.com/github/collect
analytics-location///blob/show
fb:app_id1401488693436528
apple-itunes-appapp-id=1477376905, app-argument=https://github.com/coderzyj/toBeBetterJavaer/blob/nobytecode/docs/basic-grammar/basic-data-type.md
twitter:imagehttps://opengraph.githubassets.com/b2cd3861a749791c30aba07d1d033805cb0c24a8993089714d5d4557c88ba7fe/coderzyj/toBeBetterJavaer
twitter:cardsummary_large_image
og:imagehttps://opengraph.githubassets.com/b2cd3861a749791c30aba07d1d033805cb0c24a8993089714d5d4557c88ba7fe/coderzyj/toBeBetterJavaer
og:image:alt一份通俗易懂、风趣幽默的Java学习指南,内容涵盖Java基础、Java并发编程、Java虚拟机、Java企业级开发、Java面试等核心知识点。学Java,就认准二哥的Java进阶之路😄 - coderzyj/toBeBetterJavaer
og:image:width1200
og:image:height600
og:site_nameGitHub
og:typeobject
hostnamegithub.com
expected-hostnamegithub.com
None5290d7e14309ad1e76106a9c4237bd1041517e83ea182c8ab756752cb0c6940b
turbo-cache-controlno-cache
go-importgithub.com/coderzyj/toBeBetterJavaer git https://github.com/coderzyj/toBeBetterJavaer.git
octolytics-dimension-user_id29944721
octolytics-dimension-user_logincoderzyj
octolytics-dimension-repository_id887726259
octolytics-dimension-repository_nwocoderzyj/toBeBetterJavaer
octolytics-dimension-repository_publictrue
octolytics-dimension-repository_is_forktrue
octolytics-dimension-repository_parent_id156627365
octolytics-dimension-repository_parent_nwoitwanger/toBeBetterJavaer
octolytics-dimension-repository_network_root_id156627365
octolytics-dimension-repository_network_root_nwoitwanger/toBeBetterJavaer
turbo-body-classeslogged-out env-production page-responsive
disable-turbofalse
browser-stats-urlhttps://api.github.com/_private/browser/stats
browser-errors-urlhttps://api.github.com/_private/browser/errors
release9c975978430e9ad293956f2bbdaf153b1bd84a99
ui-targetfull
theme-color#1e2327
color-schemelight dark

Links:

Skip to contenthttps://github.com/coderzyj/toBeBetterJavaer/blob/nobytecode/docs/basic-grammar/basic-data-type.md#start-of-content
https://github.com/
Sign in https://github.com/login?return_to=https%3A%2F%2Fgithub.com%2Fcoderzyj%2FtoBeBetterJavaer%2Fblob%2Fnobytecode%2Fdocs%2Fbasic-grammar%2Fbasic-data-type.md
GitHub CopilotWrite better code with AIhttps://github.com/features/copilot
GitHub Copilot appDirect agents from issue to mergehttps://github.com/features/ai/github-app
MCP RegistryNewIntegrate external toolshttps://github.com/mcp
ActionsAutomate any workflowhttps://github.com/features/actions
CodespacesInstant dev environmentshttps://github.com/features/codespaces
IssuesPlan and track workhttps://github.com/features/issues
Code ReviewManage code changeshttps://github.com/features/code-review
GitHub Advanced SecurityFind and fix vulnerabilitieshttps://github.com/security/advanced-security
Code securitySecure your code as you buildhttps://github.com/security/advanced-security/code-security
Secret protectionStop leaks before they starthttps://github.com/security/advanced-security/secret-protection
Why GitHubhttps://github.com/why-github
Documentationhttps://docs.github.com
Bloghttps://github.blog
Changeloghttps://github.blog/changelog
Marketplacehttps://github.com/marketplace
View all featureshttps://github.com/features
Enterpriseshttps://github.com/enterprise
Small and medium teamshttps://github.com/team
Startupshttps://github.com/enterprise/startups
Nonprofitshttps://github.com/solutions/industry/nonprofits
App Modernizationhttps://github.com/solutions/use-case/app-modernization
DevSecOpshttps://github.com/solutions/use-case/devsecops
DevOpshttps://github.com/solutions/use-case/devops
CI/CDhttps://github.com/solutions/use-case/ci-cd
View all use caseshttps://github.com/solutions/use-case
Healthcarehttps://github.com/solutions/industry/healthcare
Financial serviceshttps://github.com/solutions/industry/financial-services
Manufacturinghttps://github.com/solutions/industry/manufacturing
Governmenthttps://github.com/solutions/industry/government
View all industrieshttps://github.com/solutions/industry
View all solutionshttps://github.com/solutions
AIhttps://github.com/resources/articles?topic=ai
Software Developmenthttps://github.com/resources/articles?topic=software-development
DevOpshttps://github.com/resources/articles?topic=devops
Securityhttps://github.com/resources/articles?topic=security
View all topicshttps://github.com/resources/articles
Customer storieshttps://github.com/customer-stories
Events & webinarshttps://github.com/resources/events
Ebooks & reportshttps://github.com/resources/whitepapers
Business insightshttps://github.com/solutions/executive-insights
GitHub Skillshttps://skills.github.com
Documentationhttps://docs.github.com
Customer supporthttps://support.github.com
Community forumhttps://github.com/orgs/community/discussions
Trust centerhttps://github.com/trust-center
Partnershttps://github.com/partners
View all resourceshttps://github.com/resources
GitHub SponsorsFund open source developershttps://github.com/open-source/sponsors
Security Labhttps://securitylab.github.com
Maintainer Communityhttps://maintainers.github.com
Acceleratorhttps://github.com/open-source/accelerator
GitHub Starshttps://stars.github.com
Archive Programhttps://archiveprogram.github.com
Topicshttps://github.com/topics
Trendinghttps://github.com/trending
Collectionshttps://github.com/collections
Enterprise platformAI-powered developer platformhttps://github.com/enterprise
GitHub Advanced SecurityEnterprise-grade security featureshttps://github.com/security/advanced-security
Copilot for BusinessEnterprise-grade AI featureshttps://github.com/features/copilot/copilot-business
Premium SupportEnterprise-grade 24/7 supporthttps://github.com/enterprise/premium-support
Pricinghttps://github.com/pricing
Search syntax tipshttps://docs.github.com/search-github/github-code-search/understanding-github-code-search-syntax
documentationhttps://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%2Fcoderzyj%2FtoBeBetterJavaer%2Fblob%2Fnobytecode%2Fdocs%2Fbasic-grammar%2Fbasic-data-type.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=coderzyj%2FtoBeBetterJavaer
Reloadhttps://github.com/coderzyj/toBeBetterJavaer/blob/nobytecode/docs/basic-grammar/basic-data-type.md
Reloadhttps://github.com/coderzyj/toBeBetterJavaer/blob/nobytecode/docs/basic-grammar/basic-data-type.md
Reloadhttps://github.com/coderzyj/toBeBetterJavaer/blob/nobytecode/docs/basic-grammar/basic-data-type.md
coderzyj https://github.com/coderzyj
toBeBetterJavaerhttps://github.com/coderzyj/toBeBetterJavaer
itwanger/toBeBetterJavaerhttps://github.com/itwanger/toBeBetterJavaer
Notifications https://github.com/login?return_to=%2Fcoderzyj%2FtoBeBetterJavaer
Fork 0 https://github.com/login?return_to=%2Fcoderzyj%2FtoBeBetterJavaer
Star 0 https://github.com/login?return_to=%2Fcoderzyj%2FtoBeBetterJavaer
Code https://github.com/coderzyj/toBeBetterJavaer/tree/nobytecode
Pull requests 0 https://github.com/coderzyj/toBeBetterJavaer/pulls
Actions https://github.com/coderzyj/toBeBetterJavaer/actions
Projects https://github.com/coderzyj/toBeBetterJavaer/projects
Security and quality 0 https://github.com/coderzyj/toBeBetterJavaer/security
Insights https://github.com/coderzyj/toBeBetterJavaer/pulse
Code https://github.com/coderzyj/toBeBetterJavaer/tree/nobytecode
Pull requests https://github.com/coderzyj/toBeBetterJavaer/pulls
Actions https://github.com/coderzyj/toBeBetterJavaer/actions
Projects https://github.com/coderzyj/toBeBetterJavaer/projects
Security and quality https://github.com/coderzyj/toBeBetterJavaer/security
Insights https://github.com/coderzyj/toBeBetterJavaer/pulse
https://github.com/coderzyj/toBeBetterJavaer
toBeBetterJavaerhttps://github.com/coderzyj/toBeBetterJavaer/tree/nobytecode
docshttps://github.com/coderzyj/toBeBetterJavaer/tree/nobytecode/docs
basic-grammarhttps://github.com/coderzyj/toBeBetterJavaer/tree/nobytecode/docs/basic-grammar
Historyhttps://github.com/coderzyj/toBeBetterJavaer/commits/nobytecode/docs/basic-grammar/basic-data-type.md
https://github.com/coderzyj/toBeBetterJavaer/commits/nobytecode/docs/basic-grammar/basic-data-type.md
toBeBetterJavaerhttps://github.com/coderzyj/toBeBetterJavaer/tree/nobytecode
docshttps://github.com/coderzyj/toBeBetterJavaer/tree/nobytecode/docs
basic-grammarhttps://github.com/coderzyj/toBeBetterJavaer/tree/nobytecode/docs/basic-grammar
Rawhttps://github.com/coderzyj/toBeBetterJavaer/raw/refs/heads/nobytecode/docs/basic-grammar/basic-data-type.md
https://github.com/coderzyj/toBeBetterJavaer/blob/nobytecode/docs/basic-grammar/basic-data-type.md#33-java-数据类型
数组https://javabetter.cn/array/array.html
https://javabetter.cn/oo/object-class.html
接口https://javabetter.cn/oo/interface.html
https://camo.githubusercontent.com/75a68e283779bd02d141b2a89ca878ad4c6dfd8e0c7bdcbe5d0f6cbdc9d186c6/68747470733a2f2f63646e2e746f62656265747465726a61766165722e636f6d2f746f62656265747465726a61766165722f696d616765732f636f72652d6772616d6d61722f6e696e652d30312e706e67
变量https://javabetter.cn/oo/var.html
https://camo.githubusercontent.com/16651296d79c940503e8bc2bc3eaaf248708b272d08e6a797c7d73fc0c2ed1ca/68747470733a2f2f63646e2e746f62656265747465726a61766165722e636f6d2f746f62656265747465726a61766165722f696d616765732f636f72652d6772616d6d61722f6e696e652d30322e706e67
https://github.com/coderzyj/toBeBetterJavaer/blob/nobytecode/docs/basic-grammar/basic-data-type.md#01比特和字节
https://github.com/coderzyj/toBeBetterJavaer/blob/nobytecode/docs/basic-grammar/basic-data-type.md#1bit比特
https://github.com/coderzyj/toBeBetterJavaer/blob/nobytecode/docs/basic-grammar/basic-data-type.md#2byte字节
https://camo.githubusercontent.com/9652b67f1a667cd6d0da94cbbbee2f4a863d31fc2893c0cd35b2b1c704ad0c0e/68747470733a2f2f63646e2e746f62656265747465726a61766165722e636f6d2f746f62656265747465726a61766165722f696d616765732f636f72652d6772616d6d61722f6e696e652d30332e706e67
https://github.com/coderzyj/toBeBetterJavaer/blob/nobytecode/docs/basic-grammar/basic-data-type.md#02基本数据类型
https://github.com/coderzyj/toBeBetterJavaer/blob/nobytecode/docs/basic-grammar/basic-data-type.md#1布尔
https://github.com/coderzyj/toBeBetterJavaer/blob/nobytecode/docs/basic-grammar/basic-data-type.md#2byte
https://github.com/coderzyj/toBeBetterJavaer/blob/nobytecode/docs/basic-grammar/basic-data-type.md#3short
https://github.com/coderzyj/toBeBetterJavaer/blob/nobytecode/docs/basic-grammar/basic-data-type.md#3int
https://github.com/coderzyj/toBeBetterJavaer/blob/nobytecode/docs/basic-grammar/basic-data-type.md#5long
https://github.com/coderzyj/toBeBetterJavaer/blob/nobytecode/docs/basic-grammar/basic-data-type.md#6float
https://github.com/coderzyj/toBeBetterJavaer/blob/nobytecode/docs/basic-grammar/basic-data-type.md#7double
BigDecimal 类https://javabetter.cn/basic-grammar/bigdecimal-biginteger.html
https://github.com/coderzyj/toBeBetterJavaer/blob/nobytecode/docs/basic-grammar/basic-data-type.md#8char
双引号表示字符串字面量https://javabetter.cn/string/constant-pool.html
https://github.com/coderzyj/toBeBetterJavaer/blob/nobytecode/docs/basic-grammar/basic-data-type.md#03单精度和双精度
https://camo.githubusercontent.com/b4762944cc8088766c0518f0360c6e5194c7720a0fa62245fdddac16dafe387d/68747470733a2f2f63646e2e746f62656265747465726a61766165722e636f6d2f746f62656265747465726a61766165722f696d616765732f636f72652d6772616d6d61722f6e696e652d30342e706e67
https://camo.githubusercontent.com/b0830a14e6e556788c05cdc03f4adaef88754ac203f1d5fd0aa6a8765543342b/68747470733a2f2f63646e2e746f62656265747465726a61766165722e636f6d2f746f62656265747465726a61766165722f696d616765732f636f72652d6772616d6d61722f6e696e652d30352e706e67
https://github.com/coderzyj/toBeBetterJavaer/blob/nobytecode/docs/basic-grammar/basic-data-type.md#04int-和-char-类型互转
强制类型转换https://javabetter.cn/basic-grammar/type-cast.html
ASCII 值https://javabetter.cn/basic-extra-meal/java-unicode.html
自动类型转换https://javabetter.cn/basic-grammar/type-cast.html
https://github.com/coderzyj/toBeBetterJavaer/blob/nobytecode/docs/basic-grammar/basic-data-type.md#05包装器类型
对象类型https://javabetter.cn/oo/object-class.html
Integer 类型https://javabetter.cn/basic-extra-meal/int-cache.html
字符串https://javabetter.cn/string/immutable.html
字符串转换整数 (atoi)https://leetcode-cn.com/problems/string-to-integer-atoi/
二哥的 LeetCode 刷题笔记https://paicoding.com/column/7/8
自动装箱(Autoboxing)和自动拆箱(Unboxing)机制https://javabetter.cn/basic-extra-meal/box.html
https://github.com/coderzyj/toBeBetterJavaer/blob/nobytecode/docs/basic-grammar/basic-data-type.md#06引用数据类型
Stringhttps://javabetter.cn/string/immutable.html
空指针异常https://javabetter.cn/exception/npe.html
数组https://javabetter.cn/array/array.html
接口https://javabetter.cn/oo/interface.html
https://camo.githubusercontent.com/52dad3c3bfe3758ef4644882276927ea8c3d609b90c8580783c29f429020c974/68747470733a2f2f63646e2e746f62656265747465726a61766165722e636f6d2f746f62656265747465726a61766165722f696d616765732f636f72652d6772616d6d61722f6e696e652d30362e706e67
Listhttps://javabetter.cn/collection/gailan.html
ArrayListhttps://javabetter.cn/collection/arraylist.html
https://camo.githubusercontent.com/5e56c7c0d97cf343f8528a155be5c0ec582f91974bc644b831b10f46c55f3f93/68747470733a2f2f63646e2e746f62656265747465726a61766165722e636f6d2f746f62656265747465726a61766165722f696d616765732f636f72652d6772616d6d61722f6e696e652d30372e706e67
https://github.com/coderzyj/toBeBetterJavaer/blob/nobytecode/docs/basic-grammar/basic-data-type.md#07堆和栈
什么是堆?什么是栈?他们之间有什么区别和联系?https://www.zhihu.com/question/19729973/answer/2238950166
https://camo.githubusercontent.com/7ca1311cfedca0df0a093a45646e6b19b2aacf5b8e2ada894e226ecb355fb14e/68747470733a2f2f63646e2e746f62656265747465726a61766165722e636f6d2f746f62656265747465726a61766165722f696d616765732f62617369632d6772616d6d61722f62617369632d646174612d747970652d64633236363435612d336564382d346164342d383135642d3532353238616431326436622e706e67
字符串常量池https://javabetter.cn/string/constant-pool.html
https://camo.githubusercontent.com/d4d089028da6774fb42ac8bd96cb77d8642a3d8f5840ed3b2a202e3c81e518ea/68747470733a2f2f63646e2e746f62656265747465726a61766165722e636f6d2f746f62656265747465726a61766165722f696d616765732f62617369632d6772616d6d61722f62617369632d646174612d747970652d33643562336534302d316162622d343632342d383238322d6238336535383338383832352e706e67
https://github.com/coderzyj/toBeBetterJavaer/blob/nobytecode/docs/basic-grammar/basic-data-type.md#08小结
二哥的 Java 进阶之路https://github.com/itwanger/toBeBetterJavaer
太赞了,GitHub 上标星 10000+ 的 Java 教程https://javabetter.cn/overview/
https://camo.githubusercontent.com/8a4f3d8b2a89397dd1b3d78e97b4c21c883070612cb6d92834d2cae57c8be5de/68747470733a2f2f63646e2e746f62656265747465726a61766165722e636f6d2f746f62656265747465726a61766165722f696d616765732f676f6e677a686f6e6768616f2e706e67
https://github.com
Termshttps://docs.github.com/site-policy/github-terms/github-terms-of-service
Privacyhttps://docs.github.com/site-policy/privacy-policies/github-privacy-statement
Securityhttps://github.com/security
Statushttps://www.githubstatus.com/
Communityhttps://github.community/
Docshttps://docs.github.com/
Contacthttps://support.github.com?tags=dotcom-footer

Viewport: width=device-width


URLs of crawlers that visited me.