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JavaScript Datum stelUTCFullYear()

Voorbeeld

Stel die jaar na 2015:

const d = new Date();
d.setUTCFullYear(2015);

Meer "Probeer dit self" voorbeelde hieronder.


Definisie en gebruik

Die setUTCFullYear() metode stel die jaar van 'n datumvoorwerp, volgens UTC.

Notas

UTC (Universal Time Coordinated) is die tyd wat deur die Wêreldtydstandaard bepaal word.

UTC-tyd is dieselfde as GMT-tyd (Greenwich Mean Time).


Blaaierondersteuning

setUTCFullYear() is 'n ECMAScript1 (ES1) kenmerk.

ES1 (JavaScript 1997) word ten volle ondersteun in alle blaaiers:

Chrome IE Edge Firefox Safari Opera
Yes Yes Yes Yes Yes Yes

Sintaksis

Date.setUTCFullYear(year, month, day)

Parameterwaardes

Parameter Description
year Required. A value representing the year, negative values are allowed
month Optional. An integer representing the month

Expected values are 0-11, but other values are allowed:

  • -1 will result in the last month of the previous year
  • 12 will result in the first month of the next year
  • 13 will result in the second month of the next year
day Optional. An integer representing the day of month

Expected values are 1-31, but other values are allowed:

  • 0 will result in the last hour of the previous month
  • -1 will result in the hour before the last hour of the previous month

If the month has 31 days:

  • 32 will result in the first day of the next month

If the month has 30 days:

  • 32 will result in the second day of the next month

Terugkeerwaarde

Type Description
Number Milliseconds between the date object and midnight January 1 1970


Tegniese besonderhede

JavaScript weergawe: ECMAScript 1

Meer voorbeelde

Voorbeeld 2

Stel die datum op 3 November 2020, UTC-tyd:

const d = new Date();
d.setUTCFullYear(2020, 10, 3);

Voorbeeld

Stel die datum op ses maande gelede , UTC-tyd:

const d = new Date();
d.setUTCFullYear(d.getUTCFullYear, d.getUTCMonth() - 6);