(PHP 5 >= 5.3.0, PHP 7, PECL intl >= 1.0.0)
Locale::getAllVariants -- locale_get_all_variants — Gets the variants for the input locale
面向对象风格
$locale
   ) : array过程化风格
$locale
   ) : arrayGets the variants for the input locale
localeThe locale to extract the variants from
   The array containing the list of all variants subtag for the locale 
   or NULL if not present
  
Example #1 locale_get_all_variants() example
<?php
$arr = locale_get_all_variants('sl_IT_NEDIS_ROJAZ_1901');
var_export( $arr );
?>
Example #2 OO example
<?php
 $arr = Locale::getAllVariants('sl_IT_NEDIS_ROJAZ_1901');
 var_export( $arr );
?>
以上例程会输出:
array (
    0 => 'NEDIS',
    1 => 'ROJAZ',
    2 => '1901',
)