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    IntlCalendar::fieldDifference

    (PHP 5 >= 5.5.0, PHP 7, PECL >= 3.0.0a1)

    IntlCalendar::fieldDifference — Calculate difference between given time and this objectʼs time

    Descrierea

    Stil obiect-orientat

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

    Stil procedural

    intlcal_field_difference ( IntlCalendar $cal , float $when , int $field ) : int|false

    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.

    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.

    Una din constantele de câmp dată/oră ale IntlCalendar. Acestea sunt valori întregi de la 0 până la IntlCalendar::FIELD_COUNT.

    Valorile întoarse

    Returns a (signed) difference of time in the unit associated with the specified field sau false în cazul eșecului.

    Exemple

    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",
            $cal1->fieldDifference($time, IntlCalendar::FIELD_YEAR),
            $cal1->fieldDifference($time, IntlCalendar::FIELD_MONTH),
            $cal1->fieldDifference($time, IntlCalendar::FIELD_DAY_OF_MONTH),
            $cal1->fieldDifference($time, IntlCalendar::FIELD_HOUR_OF_DAY),
            $cal1->fieldDifference($time, IntlCalendar::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";

    Exemplul de mai sus va afișa:

    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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