GoLang IntlCalendar::equals

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PHP IntlCalendar::equals

PHP original manual for IntlCalendar::equals [ show | php.net ]


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

IntlCalendar::equalsCompare time of two IntlCalendar objects for equality


Object oriented style

public bool IntlCalendar::equals ( IntlCalendar $other )

Procedural style

bool intlcal_equals ( IntlCalendar $cal , IntlCalendar $other )

Returns true if this calendar and the given calendar have the same time. The settings, calendar types and field states do not have to be the same.



The IntlCalendar resource.


The calendar to compare with the primary object.

Return Values

Returns TRUE if the current time of both this and the passed in IntlCalendar object are the same, or FALSE otherwise. The value FALSE can also be returned on failure. This can only happen if bad arguments are passed in. In any case, the two cases can be distinguished by calling intl_get_error_code().


Example #1 IntlCalendar::equals()


$cal1 IntlCalendar::createInstance(NULL'es_ES');
$cal2 = clone $cal1;

var_dump($cal1->equals($cal2)); //TRUE

//The locale is not included in the comparison
$cal2 IntlCalendar::createInstance(NULL'pt_PT');
var_dump($cal1->equals($cal2)); //TRUE

//And set fields state is not included as well
var_dump($cal1->isSet(IntlCalendar::FIELD_YEAR) ==
$cal2->isSet(IntlCalendar::FIELD_YEAR)); //FALSE
var_dump($cal1->equals($cal2)); //TRUE

//Neither is the calendar type
$cal2 IntlCalendar::createInstance(NULL'[email protected]=islamic');
var_dump($cal1->equals($cal2)); //TRUE

//Only the time is
$cal2 = clone $cal1;
$cal2->setTime($cal1->getTime() + 1.);
var_dump($cal1->equals($cal2)); //FALSE