PHP IntlCalendar setTime() Function

PHP IntlCalendar::setTime() function is an inbuilt function in PHP which is used to set the calendar time object in terms of milliseconds since the epoch. The calendar time instant is represented by the float and its value should be an integer number of milliseconds since the epoch (1 Jan 1970 00:00:00.000 UTC). It ignores the leap second. 

Syntax:

• Object-oriented style

bool IntlCalendar::setTime( float $date )

• Procedural style

bool intlcal_set_time( IntlCalendar $cal, float $date )

Parameters: This function uses two parameters as mentioned above and described below:

• $cal: This parameter holds the resource of IntlCalendar.
• $date: This parameter holds the instant represented by the number of milliseconds between the instant and the epoch time. It is ignoring leap seconds.

Return Value: This function returns TRUE on success and FALSE on failure. 

Below example illustrates the IntlCalendar::setTime() function in PHP: 

Example: 

<?php

// Set the date timezone
ini_set('date.timezone', 'Asia/Calcutta');

// Create a DateTime object
$cal = IntlCalendar::fromDateTime('2019-03-21 09:19:29');

// Format the DateTime object 
echo IntlDateFormatter::formatObject($cal, IntlDateFormatter::FULL), "\n";

// Declare a new IntlGregorianCalendar object
$cal = new IntlGregorianCalendar(2019, 8, 22, 10, 30, 34);

// Format the DateTime object 
echo IntlDateFormatter::formatObject($cal, IntlDateFormatter::FULL), "\n";

// Set the DateTime object
$cal->setTime(strtotime('2019-10-27 -05:30:00 GMT') * 1000);

// Format the DateTime object 
echo IntlDateFormatter::formatObject($cal, IntlDateFormatter::FULL);

?>

Thursday, March 21, 2019 at 9:19:29 AM India Standard Time
Sunday, September 22, 2019 at 10:30:34 AM India Standard Time
Thursday, January 1, 1970 at 5:30:00 AM India Standard Time

Reference: https://www.php.net/manual/en/intlcalendar.settime.php