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Add a Time to a DateTime in PHP


The DateTime::add() function is an inbuilt function in PHP which is used to add an amount of time (days, months, years, hours, minutes and seconds) to the given DateTime object.

<?php

// Initialising a DateTime
$datetime = new DateTime('2019-09-30');

// DateInterval object is taken as the
// parameter of the add() function
// Here 1 day is added
$datetime->add(new DateInterval('P1D'));

// Getting the new date after addition
echo $datetime->format('Y-m-d') . "\n";
?>

Output

2019-10-01

Example 2



<?php

// Initialising a DateTime
$datetime = new DateTime('2019-09-30');

// DateInterval object is taken as the
// parameter of the add() function
// Here 5 hours, 3 Minutes and 10 seconds is added
$datetime->add(new DateInterval('PT5H3M10S'));

// Getting the new date after addition
echo $datetime->format('Y-m-d H:i:s') . "\n";
?>

Output

2019-09-30 05:03:10


Conclusion

In this page (written and validated by ) you learned about . What's Next? If you are interested in completing PHP tutorial, we encourage you simply to start here: PHP Tutorial.



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