Locale::getPrimaryLanguage

locale_get_primary_language

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

Locale::getPrimaryLanguage -- locale_get_primary_language — Gets the primary language for the input locale

说明

面向对象风格

public static string Locale::getPrimaryLanguage ( string $locale )

过程化风格

string locale_get_primary_language ( string $locale )

Gets the primary language for the input locale

参数

locale

The locale to extract the primary language code from

返回值

The language code associated with the language or NULL in case of error.

范例

Example #1 locale_get_primary_language() example

<?php
echo locale_get_primary_language('zh-Hant');
?>

Example #2 OO example

<?php
echo Locale::getPrimaryLanguage('zh-Hant');
?>

以上例程会输出：

zh

参见

User Contributed Notes

Mahn 10-May-2015 08:48
The behaviour when a falsy value is passed as the $locale is undocumented, but it appears that it returns the primary language of the default system language. In my case:

    Locale::getPrimaryLanguage(null);

Returns 'en'. So make sure to test $locale before passing it to the method.