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JavaScript Date setUTCFullYear()

Esempio

Impostare l'anno al 2015:

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

Altri esempi "Provalo da solo" di seguito.


Definizione e utilizzo

Il metodo setUTCFullYear() imposta l'anno di un oggetto data, secondo UTC.

Appunti

UTC (Universal Time Coordinated) è l'ora impostata dal World Time Standard.

L'ora UTC è la stessa dell'ora GMT (Greenwich Mean Time).


Supporto browser

setUTCFullYear()è una funzione ECMAScript1 (ES1).

ES1 (JavaScript 1997) è completamente supportato in tutti i browser:

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

Sintassi

Date.setUTCFullYear(year, month, day)

Valori dei parametri

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

Valore di ritorno

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


Dettagli tecnici

Versione JavaScript: ECMAScript 1

Altri esempi

Esempio 2

Imposta la data su 3 novembre 2020, ora UTC:

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

Esempio

Imposta la data su sei mesi fa , ora UTC:

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