PHP 5.6.0 released

IntlCalendar::fieldDifference

(PHP 5.5.0, PECL >= 3.0.0a1)

IntlCalendar::fieldDifferenceCalculate difference between given time and this objectʼs time

Descrizione

Stile orientato agli oggetti

public int IntlCalendar::fieldDifference ( float $when , int $field )

Stile procedurale

int intlcal_field_difference ( IntlCalendar $cal , float $when , int $field )

Return the difference between the given time and the time this object is set to, with respect to the quantity specified the field parameter.

This method is meant to be called successively, first with the most significant field of interest down to the least significant field. To this end, as a side effect, this calendarʼs value for the field specified is advanced by the amount returned.

Elenco dei parametri

cal

The IntlCalendar resource.

when

The time against which to compare the quantity represented by the field. For the result to be positive, the time given for this parameter must be ahead of the time of the object the method is being invoked on.

field

The field that represents the quantity being compared.

One of the IntlCalendar date/time field constants. These are integer values between 0 and IntlCalendar::FIELD_COUNT.

Valori restituiti

Returns a (signed) difference of time in the unit associated with the specified field o FALSE in caso di fallimento.

Esempi

Example #1 IntlCalendar::fieldDifference()

<?php
ini_set
('date.timezone''Europe/Lisbon');
ini_set('intl.default_locale''fr_FR');

$cal1 IntlCalendar::fromDateTime('2012-02-29 09:00:11');
$cal2 IntlCalendar::fromDateTime('2013-03-01 09:19:29');
$time $cal2->getTime();

echo 
"Time before: "IntlDateFormatter::formatObject($cal1), "\n";

printf(
    
"The difference in time is %d year(s), %d month(s), "
  
"%d day(s), %d hour(s) and %d minute(s)\n",
    
$cal1->fieldDifference($timeIntlCalendar::FIELD_YEAR),
    
$cal1->fieldDifference($timeIntlCalendar::FIELD_MONTH),
    
$cal1->fieldDifference($timeIntlCalendar::FIELD_DAY_OF_MONTH),
    
$cal1->fieldDifference($timeIntlCalendar::FIELD_HOUR_OF_DAY),
    
$cal1->fieldDifference($timeIntlCalendar::FIELD_MINUTE)
);

//now it was advanced to the target time, exception for the seconds,
//for which we did not measure the difference
echo "Time after: "IntlDateFormatter::formatObject($cal1), "\n";

Il precedente esempio visualizzerà:

Time before: 29 févr. 2012 09:00:11
The difference in time is 1 year(s), 0 month(s), 1 day(s), 0 hour(s) and 19 minute(s)
Time after: 1 mars 2013 09:19:11

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