(PHP 5 >= 5.3.0, PECL intl >= 1.0.0)
Locale::setDefault -- locale_set_default — sets the default runtime locale
Object oriented style
Procedural style
Sets the default runtime locale to $locale. This changes the value of INTL global 'default_locale' locale identifier. UAX #35 extensions are accepted.
Is a BCP 47 compliant language tag containing the
如果成功则返回 TRUE，失败则返回 FALSE。
Example #1 locale_set_default() example
<?php
locale_set_default('de-DE');
echo locale_get_default();
?>
Example #2 OO example
<?php
Locale::setDefault('de-DE');
echo Locale::getDefault();
?>
上例将输出：
de-DE