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Ngwongwo ngwa ngwa na V8 (2017)

Ngwongwo ngwa ngwa na V8 (2017) Nyocha a zuru oke nke ngwa ngwa na-enye nyocha zuru oke nke ihe ndị bụ isi ya na ihe ọ pụtara. Akụkụ ndị bụ isi nke elekwasị anya Mkparịta ụka a gbadoro ụkwụ na: Isi usoro na usoro ...

8 min read Via v8.dev

Mewayz Team

Editorial Team

Hacker News

Ngwongwo ngwa ngwa na V8: Otu Javascript Engine Optimization Power Apps Modern Business

Njirimara ngwa ngwa na V8 na-ezo aka na atụmatụ injin Javascript maka ịchekwa na ịnweta akụrụngwa ihe site na klaasị zoro ezo na nchekwa ihe, na-eme ka arụ ọrụ dị nso na ala ala maka nyocha ihe onwunwe. Ịghọta usoro njikarịcha a dị mkpa maka ngwa weebụ ọ bụla na-arụ ọrụ nke ọma, site na dashboards SaaS ruo na sistemụ azụmahịa zuru oke dị ka Mewayz.

Ewebata ma nụchaa karịa ọtụtụ ugboro V8, ụdị ngwa ngwa ngwa na-anọchite anya otu n'ime mkpebi ụkpụrụ ụlọ kacha emetụta na nhazi oge oge JavaScript. Maka ndị ọrụ 138,000+ na-adabere na Mewayz's 207-module azụmahịa OS kwa ụbọchị, njikarịcha n'okpuru mkpuchi a na-asụgharị ozugbo n'ime oge ibu ngwa ngwa, mmekọrịta dị nro, na ahụmịhe na-anabata nke ọma n'ofe ọrụ ọ bụla.

Gịnị bụ ngwa ngwa ngwa na gịnị kpatara ha ji dị mkpa na V8?

V8, injin JavaScript dị n'azụ Google Chrome na Node.js, na-ekewa akụrụngwa ihe n'ime ụzọ abụọ bụ isi: ngwa ngwana Njirimara akwụkwọ ọkọwa okwu. A na-echekwa ngwa ngwa ngwa ngwa na ihe ahụ ma ọ bụ site na nhazi nchekwa ahịrị nke klaasị zoro ezo kwadoro (nke a na-akpọkwa "maps" n'ime). Ụzọ a na-ezere nleba anya nke tebụl hash nke ụkpụrụ ọkọwa okwu dabere na ya.

Mgbe V8 chọpụtara na ihe na-esote ọdịdị a na-ahụ anya - nke pụtara na a na-agbakwunye akụrụngwa n'usoro na-agbanwe agbanwe - ọ na-ekenye agbụ klaasị zoro ezo nke na-enye ohere ka injin ahụ gbakọọ nkwụghachi ihe onwunwe n'oge nchịkọta kama ịbụ oge ojiri. Nsonaazụ na-enweta ngwa ngwa ngwa ngwa ngwa ngwa, mgbe ụfọdụ site n'usoro ịdị ukwuu ma e jiri ya tụnyere ụdị ọkọwa okwu.

Nke a dị mkpa n'ihi na ihe fọrọ nke nta ka ọ bụrụ ọrụ ọ bụla na ngwa Javascript gụnyere ịnweta akụrụngwa. Ịmepụta dashboard, nhazi data ụdị, ịkọwapụta site na ndekọ - omume ndị a niile na-adabere n'otú injin ahụ si eweghachi ụkpụrụ nke ọma site na ihe.

Kedu ka V8 si ekpebi n'etiti nchekwa ngwa ngwa na ngwa ngwa?

V8 na-eji usoro ihe ọmụmụ na-arụ ọrụ iji chọpụta atụmatụ nchekwa ọ ga-eji. Ihe na-amalite na ọnọdụ ọsọ ọsọ site na ndabara, mana ụfọdụ ụkpụrụ nwere ike ịkpalite mgbanwe gaa na ọnọdụ ọkọwa okwu:

  • Na-agbakwụnye ọtụtụ ihe n'ike n'ike - Ihe ndị toro n'ofe oke nke akụrụngwa akpọrọ nwere ike gbanwee gaa na ụdị ọkọwa okwu maka ịrụ ọrụ ebe nchekwa.
  • Akụkụ ihichapụ — Iji ehichapụ onye na-arụ ọrụ n'ihe onwunwe nwere ike imebi agbụ klaasị ya zoro ezo, na-amanye ndaghachi azụ na nchekwa nwayọ nwayọ.
  • Skpụrụ ihe na-abụghị nke uwe - Ịmepụta ihe nke otu "ụdị" mana ịgbakwunye akụrụngwa n'usoro dị iche iche na-ebute klas zoro ezo dị iche iche, na-ebelata ohere kachasị mma.
  • Igodo ihe onwunwe agbakọrọ ma ọ bụ enweghị atụ amụma — Aha akụrụngwa ewepụtara nke ọma na-egbochi V8 iwu mgbanwe klaasị zoro ezo siri ike.
  • Akụkụ ndị e depụtara (ụdị ụdị) — A na-ejikwa igodo akụrụngwa ọnụọgụgụ site na sistemu ngwa ngwa dị iche iche karịa pipeline akụrụngwa akpọrọ.

Ịghọta ihe na-akpalite ndị a na-enye ndị mmepe ohere ide koodu na-anọ n'ụzọ ọsọ ọsọ, na-echekwa uru arụmọrụ V8's architecture na-enye.

Gịnị ka ngwa ụwa n'ezie nwere ike ịmụta n'ụdị akụrụngwa V8?

ụkpụrụ ndị dị n'azụ akụrụngwa ngwa ngwa na-agbatị nke ọma karịa ndị injin. Ha na-anọchi anya nkà ihe ọmụma sara mbara nkenhazi eguzosighị ike n'ihe na-enyere njikarịcha- echiche nke na-emetụta nha anya nhazi atụmatụ nchekwa data, API architecture, na nhazi usoro azụmahịa.

"Arụmọrụ abụghị ime ihe ngwa ngwa - ọ bụ iwepụ ihe kpatara ihe ji nwayọ nwayọ. Ngwa ngwa ngwa V8 na-akụziri anyị na usoro a na-ahụ anya bụ ntọala nke ọsọ ọsọ, ma ọ bụ na injin Javascript ma ọ bụ ọrụ azụmahịa dum."

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Na Mewayz, nkà ihe ọmụma a agbakwunyere na nhazi ikpo okwu anyị. Emebere nke ọ bụla n'ime modul 207 anyị gburugburu na-agbanwe agbanwe, usoro data a na-ahụ anya nke na-ebelata elu mgbe ndị ọrụ gbanwere n'etiti CRM, njikwa ọrụ, akwụkwọ ọnụahịa, HR, na ọtụtụ usoro ọrụ ndị ọzọ. Dịka V8 na-akwụghachi ihe ndị nwere ọdịdị kwụsiri ike, sistemụ azụmahịa na-akwụ ndị otu nwere usoro ahaziri ahazi ụgwọ.

Kedu ka Frameworks ọgbara ọhụrụ si enweta nkwalite ndị a?

Ndị ode akwụkwọ ewepụtala ụdị ihe onwunwe V8 iji wuo ọba akwụkwọ ngwa ngwa. React's fiber architecture, Vue's reactivity system, na mmepụta Svelte chịkọtara na-eme nhọrọ nke kpachara anya gbasara ụdị ihe ka ọ nọrọ n'okporo ụzọ ngwa ngwa V8. Oku ọrụ monomorphic - ebe ọrụ na-enweta ihe ndị nwere otu klaasị zoro ezo - bụ ngwa nke ihe ọmụma a kpọmkwem.

Maka ikpo okwu SaaS na-ejikwa njikwa steeti dị mgbagwoju anya gafee ọtụtụ narị atụmatụ, nke a abụghị agụmakwụkwọ. Mgbe onye ọrụ na Mewayz meghere dashboard ọrụ nke na-ewepụta data sitere na njikwa ọrụ, nleba anya oge, na modul ego n'otu oge, ikike injin ahụ iji dozie ngwa ngwa nleba anya ihe onwunwe n'ofe puku kwuru puku ihe na-ekpebi ma dashboard ahụ na-ebu na milliseconds 200 ma ọ bụ sekọnd abụọ.

Ngwa eji arụ ọrụ ọgbara ọhụrụ na ihe ntụgharị na-ekerekwa òkè. Site n'ịmepụta koodu nke na-emepụta ihe na-agbanwe agbanwe, ngwaọrụ dị ka esbuild na SWC na-enyere aka hụ na koodu ngwa na-anọ n'ime usoro ihe onwunwe ngwa ngwa V8 ọbụlagodi koodu isi na-eto na mgbagwoju anya.

Ajụjụ a na-ajụkarị

Ngwongwo ngwa ngwa ka dị na ụdị V8 dị ugbu a?

Ee. Ọ bụ ezie na V8 apụtala nke ọma kemgbe 2017, isi ihe dị n'etiti ngwa ngwa (na-akwado klaasị zoro ezo) na ngwa ngwa (ụdị ọkọwa okwu) ka bụ ihe ntọala nke atụmatụ njikarịcha engine. Ụdị V8 nke ọgbara ọhụrụ emechaala usoro ihe omume na ọnụ ụzọ, mana ụkpụrụ ụkpụrụ ụlọ agbanwebeghị. Koodu ederede nke na-emepụta ihe nwere ọdịdị a ga-ebu amụma na-aga n'ihu na-enye uru arụmọrụ enwere ike ịlele na 2026.

Kedụ otu m ga-esi lelee ma ihe m na-eji ngwa ngwa ma ọ bụ ngwa ọkọwa okwu?

Chrome DevTools na Node.js na-enye ngwaọrụ nyocha maka nke a. Ọkọlọtọ --allow-natives-syntax dị na Node.js na-enyere %HasFastProperties(obj) arụ ọrụ oge ojiri gaa, nke na-eweghachi boolean na-egosi ọnọdụ nchekwa ihe onwunwe. Na mmepụta, lekwasị anya na koodu ederede nke na-ezere ihe ndị e depụtara n'elu - usoro ihe onwunwe na-agbanwe agbanwe, enweghị ehichapụ ojiji, yana usoro ihe eji arụ ụlọ - kama ịlele n'oge ọsọ.

Mewayz ọ na-ebuli ikpo okwu ya dabere na ndị a V8 internals?

N'ezie. Ndị otu injinia Mewayz na-echepụta ihe owuwu data yana ụkpụrụ modul jiri omume injin Javascript n'uche. Azụmaahịa 207-modul anyị OS na-eje ozi karịa ndị ọrụ 138,000, yana idowe usoro ịnweta ihe onwunwe ngwa ngwa n'ofe ikpo okwu bụ akụkụ nke otu anyị si ewepụta arụmọrụ na-anabata n'ọtụtụ. Site na CRM anyị ruo ngwaọrụ njikwa ngwa ahịa anyị, a na-ewu modul ọ bụla iji dobe ihe n'ụzọ ọsọ ọsọ V8.

Wụlite azụmahịa gị na Platform Engineered for Speed

Injinia arụmọrụ abụghị naanị maka koodu - ọ bụ maka ịhọrọ ngwaọrụ ndị otu wuru na-aghọta arụmọrụ na oyi akwa ọ bụla. Mewayz's 207-modul azụmahịa OS e mere site na ala maka ọsọ, scalability, na ntụkwasị obi, na-eje ozi 138,000+ azụmahịa na atụmatụ malite na nanị $19/mo.

Malite nnwale gị n'efu na app.mewayz.com wee hụ ihe ikpo okwu azụmahịa mbụ na-arụ ọrụ dị ka ọ dị.

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