PHP Manual
IntlCalendar
Get the smallest local maximum for a field

IntlCalendar::getLeastMaximum

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

IntlCalendar::getLeastMaximum — Get the smallest local maximum for a field

说明

面向对象风格

public IntlCalendar::getLeastMaximum ( int $field ) : int

过程化风格

intlcal_get_least_maximum ( IntlCalendar $cal , int $field ) : int

Returns the smallest local maximumw for a field. This should be a value smaller or equal to that returned by IntlCalendar::getActualMaxmimum(), which is in its turn smaller or equal to that returned by IntlCalendar::getMaximum().

参数

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

返回值

An int representing a field value in the fieldʼs unit 或者在失败时返回 FALSE.

范例

Example #1 Maxima examples

 <?php
ini_set('date.timezone', 'UTC');
ini_set('intl.default_locale', 'it_IT');

$cal = new IntlGregorianCalendar(2013, 3 /* April */, 6);
var_dump(
    $cal->getLeastMaximum(IntlCalendar::FIELD_DAY_OF_MONTH),  // 28
    $cal->getActualMaximum(IntlCalendar::FIELD_DAY_OF_MONTH), // 30
    $cal->getMaximum(IntlCalendar::FIELD_DAY_OF_MONTH)        // 31
);

以上例程会输出：

int(28)
int(30)
int(31)

参见

IntlCalendar::getActualMaximum() - The maximum value for a field, considering the objectʼs current time
IntlCalendar::getMaximum() - Get the global maximum value for a field
IntlCalendar::getGreatestMinimum() - Get the largest local minimum value for a field