Last active
May 7, 2021 07:29
Ermittelt die Kalenderwoche zum aktuellem Datum
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
function GetCurrentWeek() { | |
let date = new Date(); | |
let currentThursday = new Date(date.getTime() + (3 - ((date.getDay() + 6) % 7)) * 86400000); | |
let yearOfThursday = currentThursday.getFullYear(); | |
let firstThursday = new Date(new Date(yearOfThursday, 0, 4).getTime() + (3 - ((new Date(yearOfThursday, 0, 4).getDay() + 6) % 7)) * 86400000); | |
let weekNumber = Math.floor(1 + 0.5 + (currentThursday.getTime() - firstThursday.getTime()) / 86400000 / 7); | |
return weekNumber; | |
} | |
function donnerstag(datum) { | |
var Do = new Date(); | |
Do.setTime(datum.getTime() + (3 - ((datum.getDay() + 6) % 7)) * 86400000); | |
return Do; | |
} | |
function GetCurrentKalenderwoche() { | |
let Datum = new Date(); | |
let DoDat = donnerstag(Datum); | |
let kwjahr = DoDat.getFullYear(); | |
let DoKW1 = donnerstag(new Date(kwjahr, 0, 4)); | |
let kw = Math.floor(1.5 + (DoDat.getTime() - DoKW1.getTime()) / 86400000 / 7); | |
return kw; | |
} |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment