PHP Manual
IntlCalendar
Whether a certain date/time is in the weekend

IntlCalendar::isWeekend

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

IntlCalendar::isWeekend — Whether a certain date/time is in the weekend

说明

面向对象风格

public IntlCalendar::isWeekend ([ float $date = NULL ] ) : bool

过程化风格

intlcal_is_weekend ( IntlCalendar $cal [, float $date = NULL ] ) : bool

Returns whether either the obejctʼs current time or the provided timestamp occur during a weekend in this objectʼs calendar system.

This function requires ICU 4.4 or later.

参数

cal: The IntlCalendar resource.
date: An optional timestamp representing the number of milliseconds since the epoch, excluding leap seconds. If NULL, this objectʼs current time is used instead.

返回值

A bool indicating whether the given or this objectʼs time occurs in a weekend.

The value FALSE may also be returned on failure, for instance after giving a date out of bounds on non-lenient mode; use exceptions or query intl_get_error_code() to disambiguate.

范例

Example #1 IntlCalendar::isWeekend()

 <?php
ini_set('date.timezone', 'Europe/Lisbon');

$cal = new IntlGregorianCalendar(NULL, 'en_US');
$cal->set(2013, 6 /* July */, 7); // a Sunday 

var_dump($cal->isWeekend()); // true
var_dump($cal->isWeekend(strtotime('2013-07-01 00:00:00'))); // false, Monday

$cal = new IntlGregorianCalendar(NULL, 'ar_SA');
$cal->set(2013, 6 /* July */, 7); // a Sunday 
var_dump($cal->isWeekend()); // false, Sunday not in weekend in this calendar

参见

IntlCalendar::getDayOfWeekType() - Tell whether a day is a weekday, weekend or a day that has a transition between the two
IntlCalendar::getWeekendTransition() - Get time of the day at which weekend begins or ends