Gets the region for the input locale

# Locale::getRegion

# locale_get_region

(PHP 5 >= 5.3.0, PHP 7, PHP 8, PECL intl >= 1.0.0)

Locale::getRegion -- locale_get_region — Gets the region for the input locale

### 说明

面向对象风格

public static function Locale::getRegion(string `$locale`): ?string

过程化风格

function locale_get_region(string `$locale`): ?string

Gets the region for the input locale.

### 参数

`locale`

  The locale to extract the region code from

### 返回值

The region subtag for the locale or `null` if not present

当 `locale` 的长度超过 `INTL_MAX_LOCALE_LEN` 时返回 `null`。

### 示例

示例 #1 locale_get_region() example

    <?php
    echo locale_get_region('de-CH-1901');
    ?>

示例 #2 OO example

    <?php
    echo Locale::getRegion('de-CH-1901');
    ?>

以上示例会输出：

    CH

### 参见

- locale_get_primary_language() - Gets the primary language for the input locale
- locale_get_script() - Gets the script for the input locale
- locale_get_all_variants() - Gets the variants for the input locale

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