(PHP 5 >= 5.5.0, PHP 7, PHP 8, PECL >= 3.0.0a1)
IntlCalendar::getLocale — Get the locale associated with the object
面向对象风格
$type): string|false过程化风格
Returns the locale used by this calendar object.
calendarIntlCalendar 实例。
type
      Whether to fetch the actual locale (the locale from which the calendar
      data originates, with Locale::ACTUAL_LOCALE) or the
      valid locale, i.e., the most specific locale supported by ICU relatively
      to the requested locale – see Locale::VALID_LOCALE.
      From the most general to the most specific, the locales are ordered in
      this fashion – actual locale, valid locale, requested locale.
     
   A locale string 或者在失败时返回 false.
  
示例 #1 IntlCalendar::getLocale()
<?php
$cal = IntlCalendar::createInstance(IntlTimeZone::getGMT(), 'en_US_CALIFORNIA');
var_dump(
    $cal->getLocale(Locale::ACTUAL_LOCALE),
    $cal->getLocale(Locale::VALID_LOCALE)
);
以上例程会输出:
string(2) "en" string(5) "en_US"
