Uso e exemplo da função PHP date_date_set()

PHP Date & Time Functions Manual

A função date_date_set() define a data do objeto DateTime

Definição e uso

A função date_date_set() é um alias para DateTime::setDate(). Usando esta função, você pode (re)definir a data do objeto DateTime.

Sintaxe

date_date_set($object, $year, $month, $day)

Parâmetro

Valor retornado

　Retorna o objeto DateTime modificado, se falhar, esta função retornará o valor booleano false.

Versão do PHP

This function was originally introduced in PHP version5.2.0 introduced in and can be used in all higher versions.

Online Example

The following examples demonstratedate_date_setfunction usage-

<?php
　　　//Create date
　　　$date = new DateTime();
　　　//Set date
　　　date_date_set($date,　2019, 07,　17);　　　
　　　print("Date: " . date_format($date, "Y/m/d"));
?>

Output result

Date:　2019/07/17

Online Example

The following example creates a DateTime object and usesdate_date_set()The function modifies its date.-

<?php
　　　//Date string
　　　$date_string = "25-09-1989";
　　　//Create a DateTime object
　　　$date_time_Obj = date_create($date_string);
　　　print("Original Date: " . date_format($date_time_Obj, "Y/m/d"));
　　　print("\n");
　　　//Set date
　　　$date = date_date_set($date_time_Obj,　2015,　11,　25　);　　　
　　　print("Modified Date: " . date_format($date, "Y/m/d"));
?>

Output result

Original Date:　1989/09/25
Modified Date:　2015/11/25

Online Example

When calling this function, if the day and month values you pass exceed their range, they will be added to their parent value-

<?php
　　　//Create date
　　　$date = new DateTime();
　　　//Set date
　　　date_date_set($date,　2019,　15,　17);　　　
　　　print("Date: " . date_format($date, "Y/m/d"));
?>

Because we set the month value to15. Three months are added to the appropriate date-

Date:　2020/03/17

Online Example

<?php
$dateSrc = '2005-04-19　12:50 GMT';
$dateTime = date_create($dateSrc);;
#Now use date_date_set() to set the new date;
date_date_set($dateTime,　2000,　12,　12);
　　　
echo "The new formatted date is " . $dateTime->format("Y-m-d\TH:i:s\Z");
echo ""
";
#Use the second function.
$dateTime = new DateTime($dateSrc);
$dateTime->setDate(　1999,　10,　12);
　　　
echo "The new formatted date is " . $dateTime->format("Y-m-d\TH:i:s\Z");
?>

Output result:

The new formatted date is　　2000-12-12T12:50:00Z
The new formatted date is　1999-10-12T12:50:00Z

PHP Date & Time Functions Manual