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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
    9 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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