PHP | DatePeriod getStartDate() Function

0 0 1 minute read

The DatePeriod::getStartDate() function is an inbuilt function in PHP which is used to return the start date of the given date period.

Syntax:

DateTimeInterface DatePeriod::getStartDate( void )

Parameters: This function does not accept any parameters.

Return Value: This function returns the start date of the given date period.

Below programs illustrate the DatePeriod::getStartDate() function in PHP:

Program 1:

<?php 
  
// Initialising a startDate with time 
$StartDate = new DateTime('2019-05-16T00:00:00Z'); 
  
// Initialising a DateInterval of 2 day 
$DateInterval = new DateInterval('P2D'); 
  
// Initialising a endDate with time 
$EndDate = new DateTime('2019-05-20T00:00:00Z'); 
  
// Initialising a DatePeriod with startDate, DateInterval and 
// endDate  
$datePeriod = new DatePeriod( $StartDate, $DateInterval, $EndDate); 
      
// Calling the getStartDate() function 
$StartDate = $datePeriod->getStartDate(); 
  
// Getting the start date 
echo $StartDate->format(DateTime::ISO8601); 
  
?> 

Output:

2019-05-16T00:00:00+0000

Program 2:

<?php 
  
// Initialising a DatePeriod with a date of 2019-09-30, 
// time of 10 hours, 40 minutes and 44 seconds and with 
// day period of 14 days 
$datePeriod = new DatePeriod('R7/2019-09-30T10:40:44Z/P14D'); 
      
// Calling the getStartDate() function 
$StartDate = $datePeriod->getStartDate(); 
  
// Getting the start date 
echo $StartDate->format(DateTime::ISO8601); 
?> 

Output:

2019-09-30T10:40:44+0000

Reference: https://www.php.net/manual/en/dateperiod.getstartdate.php

Whether you’re preparing for your first job interview or aiming to upskill in this ever-evolving tech landscape, zambiatek Courses are your key to success. We provide top-quality content at affordable prices, all geared towards accelerating your growth in a time-bound manner. Join the millions we’ve already empowered, and we’re here to do the same for you. Don’t miss out – check it out now!