(PHP 5 >= 5.3.0, PHP 7, PECL intl >= 1.0.0)
Locale::lookup -- locale_lookup — Searches the language tag list for the best match to the language
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$langtag
, string $locale
[, bool $canonicalize = FALSE
[, string $default
]] ) : string���̻����
$langtag
, string $locale
[, bool $canonicalize = FALSE
[, string $default
]] ) : string
Searches the items in langtag for the best match to
the language range specified in locale according to
RFC 4647's lookup algorithm.
langtag
An array containing a list of language tags to compare to
locale. Maximum 100 items allowed.
localeThe locale to use as the language range when matching.
canonicalize
If true, the arguments will be converted to canonical form before matching.
defaultThe locale to use if no match is found.
The closest matching language tag or default value.
Example #1 locale_lookup() example
<?php
$arr = array(
'de-DEVA',
'de-DE-1996',
'de',
'de-De'
);
echo locale_lookup($arr, 'de-DE-1996-x-prv1-prv2', true, 'en_US');
?>
Example #2 OO example
<?php
$arr = array(
'de-DEVA',
'de-DE-1996',
'de',
'de-De'
);
echo Locale::lookup($arr, 'de-DE-1996-x-prv1-prv2', true, 'en_US');
?>
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de_de_1996