Usage and examples of PHP date_time_set() function

PHP Date & Time Function Manual

The date_time_set() function sets the time of the DateTime object

Definition and usage

defineddate_time_set()The function isDateTime::setTime()Alias of the function. You can (re-)set the time of the DateTime object using this function.

Syntax

date_time_set($object, $hours, $minutes, $seconds, $microseconds)

Parameter

Return value

The date_time_set() function returns a DateTime object with the modified (time) value. If it fails, this function will return a boolean value.false.

PHP version

This function was originally introduced in PHP version5.2introduced in version 5.2.0 and can be used in all higher versions.

Online example

The following examples demonstratedate_time_setUsage of the function-

<?php
　　　//Create date
　　　$date = new DateTime();
　　　//Set date
　　　date_time_set($date,　7,　20,　35);　　　
　　　print("Date: " . date_format($date, "Y/m/d H:i:s"));
?>

Output result

Date:　2020/05/10　07:20:35

Online example

The following example creates a DateTime object and usesdate_time_set()The function modifies its t .-

<?php
　　　//Date string
　　　$date_string = "25-09-1989　10:42:12";
　　　//Create a DateTime object
　　　$date_time_Obj = date_create($date_string);
　　　print("Original date: " . date_format($date_time_Obj, "Y/m/d H:i:s"));
　　　print("\n");
　　　//Set date
　　　$date = date_time_set($date_time_Obj,　6,　36,　3　);　　　
　　　print("Modify date: " . date_format($date, "Y/m/d H:i:s"));
?>

Output result

Original date:　1989/09/25　10:42:12
Modify date:　1989/09/25　06:36:03

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
　　　$date = new DateTime();
　　　//Set date
　　　date_time_set($date,　24,　15,　36);　　　
　　　print("Date: " . date_format($date, "Y/m/d H:i:s"));
?>

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

Date:　2020/05/11　00:15:36

Online example

$dateSrc = '2007-04-19　12:50 GMT';
$dateTime = date_create($dateSrc);;
$retval = date_time_set($dateTime,　20,　40,　10);
　　　
echo 'DateTime::format(): ' . $dateTime->format('Y:M:D:H:i:s');
echo '
';
# Use the second function.
$dateTime = new DateTime($dateSrc);
$retval = $dateTime->setTime(20,　56,6);
　　　
echo 'DateTime::format(): ' . $dateTime->format('Y:M:D:H:i:s');

Output result:

DateTime::format():　2007:Apr:Thu:20:40:10
DateTime::format():　2007:Apr:Thu:20:56:06