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Locale::canonicalize

locale_canonicalize

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

Locale::canonicalize -- locale_canonicalize — Canonicalize the locale string

说明

public static Locale::canonicalize(string $locale): ?string

警告

本函数还未编写文档，仅有参数列表。

参数

locale

返回值

Canonicalized locale string.

当 locale 的长度超过 INTL_MAX_LOCALE_LEN 时返回 null。

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User Contributed Notes 1 note

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jerome at chaman dot ca ¶

7 years ago

this method performs Level 1 and Level 2 canonicalization according to ICU standards. See http://userguide.icu-project.org/locale#TOC-Canonicalization. 

echo \Locale::canonicalize ( 'en-US.utf8' ); 
// "en_U"
echo \Locale::canonicalize ( 'FR-fr@EURO' ); 
// "fr_FR@currency=EUR"
echo \Locale::canonicalize ( '' ); 
// "en_US_POSIX"

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