The date_time_set() function is an inbuilt function in PHP which is used to sets the time. This function resets the current time of the DateTime object to a different time.
Syntax:
- Procedural style:
date_time_set( $object, $hour, $minute, $second, $microseconds )
- Object oriented style:
DateTime::setTime( $hour, $minute, $second, $microseconds )
Parameters: This function accepts five parameters as mentioned above and described below:
- $object: It is a mandatory parameter which is used to specify the DateTime object which is returned by the date_create() function.
- $hour: This parameter is used to set hour of time.
- $minute: This parameter is used to set minute of time.
- $second: This parameter is used to set second of time.
- $microsecond: This parameter is used to set microsecond of time.
Return Value: This function returns the DateTime object on success or False on failure.
Below programs illustrate the date_time_set() function in PHP:
Program 1:
<?php   // Create an DateTime object $date = date_create('2018-09-15');   // Set the new DateTime date_time_set($date, 8, 30);   // Display the date in given format echo date_format($date, 'd-m-Y H:i:s') . "\n";   // Set the new DateTime date_time_set($date, 12, 40, 30);   // Display the date in given format echo date_format($date, 'Y-m-d H:i:s') . "\n"; ?> |
Output:
15-09-2018 08:30:00 2018-09-15 12:40:30
Program 2:
<?php   // Create DateTime object $date = new DateTime('2018-09-15');   // Set the new DateTime $date->setTime(12, 30);   // Display the date in given format echo $date->format('d-m-Y H:i:s') . "\n";   // Set the new DateTime $date->setTime(12, 30, 20);   // Display the date in given format echo $date->format('Y-m-d H:i:s'); ?> |
Output:
15-09-2018 12:30:00 2018-09-15 12:30:20
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