René's URL Explorer Experiment


Title: Performance Improvements by cmcnicholas · Pull Request #127 · ulid/javascript · GitHub

Open Graph Title: Performance Improvements by cmcnicholas · Pull Request #127 · ulid/javascript

X Title: Performance Improvements by cmcnicholas · Pull Request #127 · ulid/javascript

Description: Started using the library and encountered #126 thought I would take a look at some of the internals and I think there are some quick wins that don't alter or bloat the code base too much whilst rem...

Open Graph Description: Started using the library and encountered #126 thought I would take a look at some of the internals and I think there are some quick wins that don't alter or bloat the code base too much whilst...

X Description: Started using the library and encountered #126 thought I would take a look at some of the internals and I think there are some quick wins that don't alter or bloat the code base too much wh...

Opengraph URL: https://github.com/ulid/javascript/pull/127

X: @github

direct link

Domain: patch-diff.githubusercontent.com

route-pattern/_view_fragments/voltron/pull_requests/show/:user_id/:repository/:id/pull_request_layout(.:format)
route-controllervoltron_pull_requests_fragments
route-actionpull_request_layout
fetch-noncev2:1b56491b-0913-0c59-16d2-de0aea196d27
current-catalog-service-hashae870bc5e265a340912cde392f23dad3671a0a881730ffdadd82f2f57d81641b
request-idD4DA:12B606:2B239D7:3A8F3C7:698DBA24
html-safe-nonce115c38ce0a7b0edd5b9b317bb7e3b8c8062ad34a46c36366103f8616ce2bca59
visitor-payloadeyJyZWZlcnJlciI6IiIsInJlcXVlc3RfaWQiOiJENERBOjEyQjYwNjoyQjIzOUQ3OjNBOEYzQzc6Njk4REJBMjQiLCJ2aXNpdG9yX2lkIjoiMzk1MDM0MjM3MzIzMDA5ODk4MCIsInJlZ2lvbl9lZGdlIjoiaWFkIiwicmVnaW9uX3JlbmRlciI6ImlhZCJ9
visitor-hmac3eda97adabe7fcd1be4f7fb312fe077b33a54fe3b5bf214aef59857ea05b5e9e
hovercard-subject-tagpull_request:2825153225
github-keyboard-shortcutsrepository,pull-request-list,pull-request-conversation,pull-request-files-changed,copilot
google-site-verificationApib7-x98H0j5cPqHWwSMm6dNU4GmODRoqxLiDzdx9I
octolytics-urlhttps://collector.github.com/github/collect
analytics-location///voltron/pull_requests_fragments/pull_request_layout
fb:app_id1401488693436528
apple-itunes-appapp-id=1477376905, app-argument=https://github.com/_view_fragments/voltron/pull_requests/show/ulid/javascript/127/pull_request_layout
twitter:imagehttps://opengraph.githubassets.com/20640c1e97a69b1fe8207785f5f40cecd5e3701ac3436bf2b0099e7259c3eb60/ulid/javascript/pull/127
twitter:cardsummary_large_image
og:imagehttps://opengraph.githubassets.com/20640c1e97a69b1fe8207785f5f40cecd5e3701ac3436bf2b0099e7259c3eb60/ulid/javascript/pull/127
og:image:altStarted using the library and encountered #126 thought I would take a look at some of the internals and I think there are some quick wins that don't alter or bloat the code base too much whilst...
og:image:width1200
og:image:height600
og:site_nameGitHub
og:typeobject
og:author:usernamecmcnicholas
hostnamegithub.com
expected-hostnamegithub.com
None2457fd9a1b17ca7f38c3c2653895ccb2e0dd04f18f77446a21354e9bc4b7902f
turbo-cache-controlno-preview
go-importgithub.com/ulid/javascript git https://github.com/ulid/javascript.git
octolytics-dimension-user_id33265518
octolytics-dimension-user_loginulid
octolytics-dimension-repository_id61051155
octolytics-dimension-repository_nwoulid/javascript
octolytics-dimension-repository_publictrue
octolytics-dimension-repository_is_forkfalse
octolytics-dimension-repository_network_root_id61051155
octolytics-dimension-repository_network_root_nwoulid/javascript
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
release878672b82363fd98fbdc5bd0edb68e572c8a8d9b
ui-targetfull
theme-color#1e2327
color-schemelight dark

Links:

Skip to contenthttps://patch-diff.githubusercontent.com/ulid/javascript/pull/127#start-of-content
https://patch-diff.githubusercontent.com/
Sign in https://patch-diff.githubusercontent.com/login?return_to=https%3A%2F%2Fgithub.com%2Fulid%2Fjavascript%2Fpull%2F127
GitHub CopilotWrite better code with AIhttps://github.com/features/copilot
GitHub SparkBuild and deploy intelligent appshttps://github.com/features/spark
GitHub ModelsManage and compare promptshttps://github.com/features/models
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
GitHub SponsorsFund open source developershttps://github.com/sponsors
Security Labhttps://securitylab.github.com
Maintainer Communityhttps://maintainers.github.com
Acceleratorhttps://github.com/accelerator
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/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://patch-diff.githubusercontent.com/login?return_to=https%3A%2F%2Fgithub.com%2Fulid%2Fjavascript%2Fpull%2F127
Sign up https://patch-diff.githubusercontent.com/signup?ref_cta=Sign+up&ref_loc=header+logged+out&ref_page=%2F%3Cuser-name%3E%2F%3Crepo-name%3E%2Fvoltron%2Fpull_requests_fragments%2Fpull_request_layout&source=header-repo&source_repo=ulid%2Fjavascript
Reloadhttps://patch-diff.githubusercontent.com/ulid/javascript/pull/127
Reloadhttps://patch-diff.githubusercontent.com/ulid/javascript/pull/127
Reloadhttps://patch-diff.githubusercontent.com/ulid/javascript/pull/127
ulid https://patch-diff.githubusercontent.com/ulid
javascripthttps://patch-diff.githubusercontent.com/ulid/javascript
Notifications https://patch-diff.githubusercontent.com/login?return_to=%2Fulid%2Fjavascript
Fork 114 https://patch-diff.githubusercontent.com/login?return_to=%2Fulid%2Fjavascript
Star 3.4k https://patch-diff.githubusercontent.com/login?return_to=%2Fulid%2Fjavascript
Code https://patch-diff.githubusercontent.com/ulid/javascript
Issues 6 https://patch-diff.githubusercontent.com/ulid/javascript/issues
Pull requests 4 https://patch-diff.githubusercontent.com/ulid/javascript/pulls
Discussions https://patch-diff.githubusercontent.com/ulid/javascript/discussions
Actions https://patch-diff.githubusercontent.com/ulid/javascript/actions
Security 0 https://patch-diff.githubusercontent.com/ulid/javascript/security
Insights https://patch-diff.githubusercontent.com/ulid/javascript/pulse
Code https://patch-diff.githubusercontent.com/ulid/javascript
Issues https://patch-diff.githubusercontent.com/ulid/javascript/issues
Pull requests https://patch-diff.githubusercontent.com/ulid/javascript/pulls
Discussions https://patch-diff.githubusercontent.com/ulid/javascript/discussions
Actions https://patch-diff.githubusercontent.com/ulid/javascript/actions
Security https://patch-diff.githubusercontent.com/ulid/javascript/security
Insights https://patch-diff.githubusercontent.com/ulid/javascript/pulse
Sign up for GitHub https://patch-diff.githubusercontent.com/signup?return_to=%2Fulid%2Fjavascript%2Fissues%2Fnew%2Fchoose
terms of servicehttps://docs.github.com/terms
privacy statementhttps://docs.github.com/privacy
Sign inhttps://patch-diff.githubusercontent.com/login?return_to=%2Fulid%2Fjavascript%2Fissues%2Fnew%2Fchoose
Jump to bottomhttps://patch-diff.githubusercontent.com/ulid/javascript/pull/127#issue-comment-box
cmcnicholashttps://patch-diff.githubusercontent.com/cmcnicholas
ulid:masterhttps://patch-diff.githubusercontent.com/ulid/javascript/tree/master
cmcnicholas:feat/perf-improvementshttps://patch-diff.githubusercontent.com/cmcnicholas/ulid/tree/feat/perf-improvements
Performance Improvements https://patch-diff.githubusercontent.com/ulid/javascript/pull/127#top
cmcnicholashttps://patch-diff.githubusercontent.com/cmcnicholas
ulid:masterhttps://patch-diff.githubusercontent.com/ulid/javascript/tree/master
cmcnicholas:feat/perf-improvementshttps://patch-diff.githubusercontent.com/cmcnicholas/ulid/tree/feat/perf-improvements
Conversation 0 https://patch-diff.githubusercontent.com/ulid/javascript/pull/127
Commits 9 https://patch-diff.githubusercontent.com/ulid/javascript/pull/127/commits
Checks 0 https://patch-diff.githubusercontent.com/ulid/javascript/pull/127/checks
Files changed 4 https://patch-diff.githubusercontent.com/ulid/javascript/pull/127/files
https://github.co/hiddenchars
https://patch-diff.githubusercontent.com/ulid/javascript/pull/{{ revealButtonHref }}
https://patch-diff.githubusercontent.com/cmcnicholas
cmcnicholashttps://patch-diff.githubusercontent.com/cmcnicholas
Sep 13, 2025https://patch-diff.githubusercontent.com/ulid/javascript/pull/127#issue-3413253867
Please reload this pagehttps://patch-diff.githubusercontent.com/ulid/javascript/pull/127
#126https://github.com/ulid/javascript/issues/126
Please reload this pagehttps://patch-diff.githubusercontent.com/ulid/javascript/pull/127
cmcnicholashttps://patch-diff.githubusercontent.com/cmcnicholas
September 13, 2025 11:00https://patch-diff.githubusercontent.com/ulid/javascript/pull/127#commits-pushed-1069522
https://patch-diff.githubusercontent.com/cmcnicholas
feat: memoised prng checkinghttps://patch-diff.githubusercontent.com/ulid/javascript/pull/127/commits/1069522b17c894b6ecce42115401538226c5fe03
1069522https://patch-diff.githubusercontent.com/ulid/javascript/pull/127/commits/1069522b17c894b6ecce42115401538226c5fe03
https://patch-diff.githubusercontent.com/cmcnicholas
feat: init Uint8Array oncehttps://patch-diff.githubusercontent.com/ulid/javascript/pull/127/commits/4bcef82c2efd3974e9bd44de9abcd599d7571948
4bcef82https://patch-diff.githubusercontent.com/ulid/javascript/pull/127/commits/4bcef82c2efd3974e9bd44de9abcd599d7571948
https://patch-diff.githubusercontent.com/cmcnicholas
feat: array.join for concathttps://patch-diff.githubusercontent.com/ulid/javascript/pull/127/commits/054b847994d942f2823aba7577fbcae63e952dcd
054b847https://patch-diff.githubusercontent.com/ulid/javascript/pull/127/commits/054b847994d942f2823aba7577fbcae63e952dcd
https://patch-diff.githubusercontent.com/cmcnicholas
feat: typeof checks and collapse error checkinghttps://patch-diff.githubusercontent.com/ulid/javascript/pull/127/commits/5eb0cfba7bfb7f8754b2144e658a4892743731f8
5eb0cfbhttps://patch-diff.githubusercontent.com/ulid/javascript/pull/127/commits/5eb0cfba7bfb7f8754b2144e658a4892743731f8
https://patch-diff.githubusercontent.com/cmcnicholas
chore: modern substring usagehttps://patch-diff.githubusercontent.com/ulid/javascript/pull/127/commits/66ba2a07eca184ba59c1a09865ba884b6b7174e6
66ba2a0https://patch-diff.githubusercontent.com/ulid/javascript/pull/127/commits/66ba2a07eca184ba59c1a09865ba884b6b7174e6
https://patch-diff.githubusercontent.com/cmcnicholas
feat: access string by array index not charAthttps://patch-diff.githubusercontent.com/ulid/javascript/pull/127/commits/093dde59836ec422ffffa880c7743cb163ee45fb
093dde5https://patch-diff.githubusercontent.com/ulid/javascript/pull/127/commits/093dde59836ec422ffffa880c7743cb163ee45fb
https://patch-diff.githubusercontent.com/cmcnicholas
fix: incorrect orderhttps://patch-diff.githubusercontent.com/ulid/javascript/pull/127/commits/26c40d5922396e1eacf1a41480f5c6ef5ec5cfea
26c40d5https://patch-diff.githubusercontent.com/ulid/javascript/pull/127/commits/26c40d5922396e1eacf1a41480f5c6ef5ec5cfea
https://patch-diff.githubusercontent.com/cmcnicholas
feat: substitute indexOf for prebuilt lookuphttps://patch-diff.githubusercontent.com/ulid/javascript/pull/127/commits/ba16c2125d943f9ea0a8c146cc94d749c675f4cc
ba16c21https://patch-diff.githubusercontent.com/ulid/javascript/pull/127/commits/ba16c2125d943f9ea0a8c146cc94d749c675f4cc
https://patch-diff.githubusercontent.com/cmcnicholas
chore: don't use coalescing operatorhttps://patch-diff.githubusercontent.com/ulid/javascript/pull/127/commits/5f16859066b45eeff4913e2aef55c6137b475538
5f16859https://patch-diff.githubusercontent.com/ulid/javascript/pull/127/commits/5f16859066b45eeff4913e2aef55c6137b475538
https://patch-diff.githubusercontent.com/cmcnicholas
cmcnicholashttps://patch-diff.githubusercontent.com/cmcnicholas
Sep 13, 2025 https://patch-diff.githubusercontent.com/ulid/javascript/pull/127#ref-issue-3410754179
ulid() slow vs monotonic #126 https://patch-diff.githubusercontent.com/ulid/javascript/issues/126
Sign up for freehttps://patch-diff.githubusercontent.com/join?source=comment-repo
Sign in to commenthttps://patch-diff.githubusercontent.com/login?return_to=https%3A%2F%2Fgithub.com%2Fulid%2Fjavascript%2Fpull%2F127
Please reload this pagehttps://patch-diff.githubusercontent.com/ulid/javascript/pull/127
https://patch-diff.githubusercontent.com/cmcnicholas
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.