Hello folks! welcome back to a new edition of our tutorial on PHP. In this tutorial guide, we are going to be studying about the PHP date_diff() Function.
The built-in PHP date_diff() function is an alias of the DateTime::diff(). It accepts two DateTime objects as parameters and then returns the difference between them.
The built-in PHP date_diff() function is an alias of the DateTime::diff(). It accepts two DateTime objects as parameters and then returns the difference between them.
Syntax
Following below is the syntax to use this function -
date_diff($datetime1, $datetime2[, $absolute])
READ: PHP | time() Function
Parameter Details
Sr.No | Parameter & Description |
---|---|
1 | datetime1(Mandatory) This is a DateTime object, representing one of the dates for the comparison. |
2 | $datetime2 (Mandatory) This is a DateTime object, representing one of the dates for the comparison. |
3 | $absolute (Optional) A boolean value representing whether interval difference should be Must be positive |
Return Value
This PHP function returns the DateInterval object specifying the difference between the two given dates. In case of failure, then it returns the boolean value false.
PHP Version
This function was first introduced as part of core PHP v 5.3.0 and, it works with all the later versions.
Example1
Following example demonstrates the usage of the PHP date_diff() function -
<?php //Creating a DateTime object $date1 = date_create("25-09-1989"); $date2 = date_create("1-09-2012"); $interval = date_diff($date1, $date2); print($interval->format('%Y years %d days')); ?>
Output
When the above code is executed, it will produce the following result -
22 years 7 days
Example2
The following example below calculates the difference between a given date and current date -
<?php $date1 = date_create("25-09-1989"); $date2 = date_create(); $interval = date_diff($date1, $date2); print($interval->format('%Y years %d days')); ?>
Output
When the above code is executed, it will produce the following result -
31 years 0 days
Example3
Try the following example -
<?php //Creating a DateTime object $date1 = date_create("25-09-2012"); $date2 = date_create("1-09-2014"); $interval = date_diff($date1, $date2); print($interval->format('%Y years %m months %d days')); print("\n"); $date3 = date_create("25-09-1989"); $date4 = date_create("19-03-2012"); $interval = date_diff($date3, $date4); print($interval->format('%Y years %m months %d days')); print("\n"); $date5 = date_create("16-11-2002"); $date6 = date_create("12-09-2014"); $interval = date_diff($date5,;"> $date6); print($interval->format('%Y years %m months %d days')); print("\n"); $date7 = date_create("25-09-1989"); $date8 = date_create("1-09-2012"); $interval = date_diff($date7, $date8); print($interval->format('%Y years %m months %d days')); ?>
Output
When the above code is executed, it produces the following result -
01 years 11 months 7 days 22 years 5 months 23 days 11 years 9 months 27 days 22 years 11 months 7 days
Alright guys! This is where we are going to be rounding up for this tutorial post. In our next tutorial, we are going to be discussing about the PHP date_parse_from_format() Function.
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