I-Calculator yenombolo yeviki
Thola inani leviki le-ISO kanye nemini yeminyaka nganoma yisiphi isikhathi.
Iziphetho zivuselelwa uma ubhala.
Malunga nale khadi
week number calculator returns the ISO 8601 week number for a date — the standard used across business, logistics and Europe, where weeks run Monday to Sunday and week 1 is the week containing the first Thursday of the year. It also gives the ISO week-numbering year, the calendar quarter, the day-of-year number and how many weeks are left in the year. The tool reports the ISO week-numbering year separately so that mismatch is clear.For example, under the ISO rule a year has 52 or 53 weeks, each running Monday to Sunday, and week 1 is defined as the week that holds the year’s first Thursday (equivalently, the week containing 4 January).For example, 1 January 2026 falls in ISO week 1 of 2026, but 1 January 2023 (a Sunday) sits in ISO week 52 of 2022.For example, 1 January 2026 falls in ISO week 52 of 2022.For example, 1 January 2026 falls in ISO week 52 of 2022.For example, 1 January 2026 falls in ISO week 52 of 2022.For example, 1 January 2026 falls in ISO week 52 of 2022.For example, 1 January 2026 falls in ISO week 52 of 2022.For example, 1 January 2026 falls in ISO week 52 of 2022.For example, 1 January 2026 falls in ISO week 52 of 2022.For example, 1 January 2026 falls in ISO week 52 of 2022.For example, 1 January 2026 falls in ISO week 52 of 2022.For example, 1 January 2026 falls in ISO week 52 of 2022.For example, 1 January 2026 falls in ISO week 52 of 2022.For example, 1 January 20
Imibuzo ebuzwa kaningi
Uyini umkhawulo wesonto ISO?
Nge ISO 8601 amaviki aqala ngoMsombuluko futhi amaviki 1 yiwo amaviki aqukethe uLwesihlanu wesibili weminyaka — ngokufana, amaviki aqukethe uJanuwari 4. Lokhu kusho ukuthi ukuqala kukaJanuwari nokuphela kukaDesemba kungaba yiminyaka ezungeze.
Kungani unyaka we-ISO uhlukile kunyaka wekhalenda?
Amasuku emini yokuqala kaJanuwari angase afike evikini lokuqala ISO leminyaka edlule, futhi amasuku aphelile ngoDisemba angase afike evikini lokuqala leminyaka ezayo. Unyaka weviki-lokubalwa kwesonto ISO ubonisa ukuthi unyaka onjani unyaka ohlanganisa iviki.
Imini ephi izinsuku zonyaka?
Ikota yikota yekhalenda yehora elijwayelekile: Q1 nguJanuwari-March, Q2 April-June, Q3 July-September no Q4 October-December.
Ingabe kuneviki ezingu-100 ngonyaka?
Nge ISO 8601 unyaka uneviki le-52 eminyakeni eminingi ne-53 engxenyeni (lapho uJanuwari 1 noma unyaka odlulele uDisemba 31 udlula ngeSonto). Ithuluzi litshela ukuthi zingaki izinsuku ze-ISO ezishiwo ngonyaka odlule.
Yini ushintsho phakathi kwe ISO ne US week numerating?
ISO amaviki aqala ngoMsombuluko ngeviki 1 ligcina i-Thursday yokuqala. I-US convention ejwayelekile iqala amaviki ngoLwesihlanu futhi ibiza iviki le-1 January iviki 1. Le calculator isebenzisa i-ISO standard, ngakho amanombolo angahluka ngomunye kusuka ku-US calendar.
Yini okusho i-CW noma i-KW kwikhalenda?
CW (iviki lekhalenda) neJalimane KW (Kalenderwoche) yimibhalo kuphela yenombolo yeviki le-ISO — CW 34 yiviki le-ISO 34. Faka noma yikuphi usuku kulolu viki ukuze uqinisekise ukuthi yiliphi i-CW/KW elihlobene nalo.
API — sebenzisa le calculator kusuka kukhodi
Nquma le kalkuli njengendawo ephelezelwa i-JSON - akukho isitshixo esidingekayo. Thumela amaxabiso endawo ngezansi njengepharamitha yombuzo noma i-JSON. Noma yini ongayishiya isebenzisa iphutha elifanayo elifakwe ngaphambili lekhasi; ipharamitha engaziwa yi-400, ayikho i-zero emnyama. Funda i-API egcwele →
Ingxenye yendawo
GET https://calculator.free/api/v1/week-number/curl
curl "https://calculator.free/api/v1/week-number/?date=2026-07-25"JavaScript fetch()
const r = await fetch(
"https://calculator.free/api/v1/week-number/?" + new URLSearchParams({
"date": "2026-07-25"
}));
const data = await r.json();
console.log(data.results);Izibalo ziyisilinganiso esisetshenziswa ukuqondisa kuphela, hhayi ukucebisa ngezimali, ukwelashwa noma ukukhokha.