IntlCalendar::set
(PHP 5 >= 5.5.0, PHP 7, PECL >= 3.0.0a1)
IntlCalendar::set — Set a time field or several common fields at once
说明
面向对象风格
$field
, int $value
) : bool$year
, int $month
[, int $dayOfMonth
= NULL
[, int $hour
= NULL
[, int $minute
= NULL
[, int $second
= NULL
]]]] ) : bool过程化风格
$cal
, int $year
, int $month
[, int $dayOfMonth
= NULL
[, int $hour
= NULL
[, int $minute
= NULL
[, int $second
= NULL
]]]] ) : boolSets either a specific field to the given value, or sets at once several common fields. The range of values that are accepted depend on whether the calendar is using the lenient mode.
For fields that conflict, the fields that are set later have priority.
This method cannot be called with exactly four arguments.
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
. -
value
-
The new value of the given field.
-
year
-
The new value for
IntlCalendar::FIELD_YEAR
. -
month
-
The new value for
IntlCalendar::FIELD_MONTH
. -
dayOfMonth
-
The new value for
IntlCalendar::FIELD_DAY_OF_MONTH
. The month sequence is zero-based, i.e., January is represented by 0, February by 1, …, December is 11 and Undecember (if the calendar has it) is 12. -
hour
-
The new value for
IntlCalendar::FIELD_HOUR_OF_DAY
. -
minute
-
The new value for
IntlCalendar::FIELD_MINUTE
. -
second
-
The new value for
IntlCalendar::FIELD_SECOND
.
返回值
Returns TRUE
on success and FALSE
on failure.
范例
Example #1 IntlCalendar::set()
<?php
ini_set('date.timezone', 'Europe/Lisbon');
ini_set('intl.default_locale', 'pt_PT');
//Calls made later have priority
$cal = new IntlGregorianCalendar(2013, 6 /* July */, 1);
$cal->set(IntlCalendar::FIELD_YEAR, 2012);
$cal->set(IntlCalendar::FIELD_EXTENDED_YEAR, 2011);
var_dump(IntlDateFormatter::formatObject($cal));
$cal = new IntlGregorianCalendar(2013, 6 /* July */, 1);
$cal->set(IntlCalendar::FIELD_YEAR, 2012);
$cal->set(IntlCalendar::FIELD_EXTENDED_YEAR, 2011);
//the time has not been recalculated yet. If we clear the extended year,
//the year set before will be used
$cal->clear(IntlCalendar::FIELD_EXTENDED_YEAR);
var_dump(IntlDateFormatter::formatObject($cal));
以上例程会输出:
string(20) "01/07/2011, 00:00:00" string(20) "01/07/2012, 00:00:00"
参见
- IntlCalendar::get() - Get the value for a field
- IntlCalendar::add() - Add a (signed) amount of time to a field
- IntlCalendar::roll() - Add value to field without carrying into more significant fields