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date_sun_info> <date_parse
Last updated: Fri, 26 Dec 2008

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date_sub

(No version information available, might be only in CVS)

date_sub Subtracts an amount of days, months, years, hours, minutes and seconds from a DateTime object

Description

void date_sub ( DateTime $object , DateInterval $interval )

Subtracts the specified DateInterval object from the specified DateTime object.

Liste de paramètres

object

Seulement en style procédural : un DateTime object returné par date_create()

interval

The amount to be subtracted. For the date use "P3D", "P3M", "P3Y" or a combination of the three e.g. "P2M5D" (Y = Years, M = Months, D = Days.) MUST BE YEAR MONTH DAY FORMAT "P5Y", "P5M2D", "P5Y4D". For the time use "T3H", "T3M", "T3S" or or a combination of the three e.g. "T5H20M" (H = Hours, M = Minutes, S = Seconds). For dateTime us "P5D2M4YT5H20M". The digit before the letter (NOT P or T) can be any amount.

Valeurs de retour

Aucune valeur n'est retournée.

Exemples

Exemple #1 date_sub() example

<?php

$date 
= new DateTime("18-July-2008 16:30:30");
echo 
$date->format("d-m-Y H:i:s").'<br />';

date_sub($date, new DateInterval("P5D"));
echo 
'<br />'.$date->format("d-m-Y").' : 5 Days';

date_sub($date, new DateInterval("P5M"));
echo 
'<br />'.$date->format("d-m-Y").' : 5 Months';

date_sub($date, new DateInterval("P5Y"));
echo 
'<br />'.$date->format("d-m-Y").' : 5 Years';

date_sub($date, new DateInterval("P5Y5M5D"));
echo 
'<br />'.$date->format("d-m-Y").' : 5 Days, 5 Months, 5 Years';

date_sub($date, new DateInterval("P5YT5H"));
echo 
'<br />'.$date->format("d-m-Y H:i:s").' : 5 Years, 5 Hours';

?>

Notes

Avertissement

Cette fonction est EXPERIMENTALE. Cela signifie que le comportement de cette fonction, son nom et, concrètement, TOUT ce qui est documenté ici peut changer dans un futur proche, SANS PREAVIS ! Soyez-en conscient, et utilisez cette fonction à vos risques et périls.

Voir aussi



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date_sun_info> <date_parse
Last updated: Fri, 26 Dec 2008
 
 
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