PHP date_diff() Function

In this chapter you will learn:

  1. Definition for PHP date_diff() Function
  2. Syntax for PHP date_diff() Function
  3. Parameter for PHP date_diff() Function
  4. Return value from PHP date_diff() Function
  5. Example - calculate the difference between two dates

Definition

The date_diff() function returns the difference between two DateTime objects.

Syntax

PHP date_diff() Function has the following syntax.

date_diff(datetime1,datetime2,absolute);

Parameter

ParameterIs RequiredDescription
datetime1Required.DateTime object
datetime2Required.DateTime object
absoluteOptional.TRUE indicates that the interval/difference MUST be positive. Default is FALSE

Return

PHP date_diff() Function returns a DateInterval object on success that represents the difference between the two dates.

PHP date_diff() Function returns FALSE on failure.

Example

Calculate the difference between two dates


<?php//from  j  a  v  a 2  s .  co m
$date1=date_create("2011-03-15");
$date2=date_create("2013-12-12");
$diff=date_diff($date1,$date2);
?>

Next chapter...

What you will learn in the next chapter:

  1. Definition for PHP date_format() Function
  2. Syntax for PHP date_format() Function
  3. Parameter for PHP date_format() Function
  4. Format for PHP date_format() Function
  5. Return value from PHP date_format() Function
  6. Example - Return a new DateTime object, and then format the date
Home » PHP Tutorial » PHP Date Functions
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PHP date() Function
PHP date_add() Function
PHP date_create() Function
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