PHP date_sub () function
PHP Date / Time Reference Manual
Examples
From March 15, 2013 minus 40 days:
<?php
$date=date_create("2013-03-15");
date_sub($date,date_interval_create_from_date_string("40 days"));
echo date_format($date,"Y-m-d");
?>
$date=date_create("2013-03-15");
date_sub($date,date_interval_create_from_date_string("40 days"));
echo date_format($date,"Y-m-d");
?>
Running instance »
Definition and Usage
date_sub () function from the specified date minus days, months, years, hours, minutes and seconds.
grammar
date_sub( object,interval);
参数 | 描述 |
---|---|
object | 必需。规定一个由 date_create() 返回的 DateTime 对象。 |
interval | 必需。规定一个 DateInterval 对象。 |
technical details
return value: | If successful DateTime object, if it fails returns FALSE. |
---|---|
PHP version: | 5.3+ |
PHP Date / Time Reference Manual