DateTimeImmutable::setISODate

(PHP 5 >= 5.5.0, PHP 7, PHP 8)

DateTimeImmutable::setISODateSets the ISO date

Descrizione

public DateTimeImmutable::setISODate(int $year, int $week, int $dayOfWeek = 1): DateTimeImmutable

Returns a new DateTimeImmutable object with the date set according to the ISO 8601 standard - using weeks and day offsets rather than specific dates.

Elenco dei parametri

year

Year of the date.

week

Week of the date.

dayOfWeek

Offset from the first day of the week.

Valori restituiti

Returns a new DateTimeImmutable object with the modified data.

Esempi

Example #1 DateTimeImmutable::setISODate() example

Stile orientato agli oggetti

<?php
$date 
= new DateTimeImmutable();

$date->setISODate(20082);
echo 
$date->format('Y-m-d') . "\n";

$date->setISODate(200827);
echo 
$date->format('Y-m-d') . "\n";
?>

Stile procedurale

<?php
$date 
date_create();

date_isodate_set($date20082);
echo 
date_format($date'Y-m-d') . "\n";

date_isodate_set($date200827);
echo 
date_format($date'Y-m-d') . "\n";
?>

I precedenti esempi visualizzeranno:

2008-01-07
2008-01-13

Example #2 Values exceeding ranges are added to their parent values

<?php
$date 
= new DateTimeImmutable();

$newDate $date->setISODate(200827);
echo 
$newDate->format('Y-m-d') . "\n";

$newDate $date->setISODate(200828);
echo 
$newDate->format('Y-m-d') . "\n";

$newDate $date->setISODate(2008537);
echo 
$newDate->format('Y-m-d') . "\n";
?>

Il precedente esempio visualizzerĂ :

2008-01-13
2008-01-14
2009-01-04

Example #3 Finding the month a week is in

<?php
$date 
= new DateTimeImmutable();
$newDate $date->setISODate(200814);
echo 
$newDate->format('n');
?>

I precedenti esempi visualizzeranno:

3

Vedere anche:

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