Latest web development tutorials

PHP date_diff () function

PHP Date / Time PHP Date / Time Reference Manual

Examples

Calculating the difference between two dates:

<?php
$date1=date_create("2013-03-15");
$date2=date_create("2013-12-12");
$diff=date_diff($date1,$date2);
?>

Running instance »

Definition and Usage

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

grammar

date_diff( datetime1,datetime2,absolute);

参数 描述
datetime1 必需。规定一个 DateTime 对象。
datetime2 必需。规定一个 DateTime 对象。
absolute 可选。规定一个布尔值。TRUE 表示间隔/差值必须是正的。默认是 FALSE。

technical details

return value: If successful, it returns a DateInterval object that represents the difference between the two dates. If it fails it returns FALSE.
PHP version: 5.3+


PHP Date / Time PHP Date / Time Reference Manual