Locale::lookup
locale_lookup
(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
说明
面向对象风格
public
static
Locale::lookup (
array
$langtag ,
string $locale [,
bool $canonicalize = FALSE [,
string $default ]] ) :
string
过程化风格
locale_lookup (
array
$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.
参数
-
langtag -
An array containing a list of language tags to compare to
locale. Maximum 100 items allowed. -
locale -
The locale to use as the language range when matching.
-
canonicalize -
If true, the arguments will be converted to canonical form before matching.
-
default -
The locale to use if no match is found.
返回值
The closest matching language tag or default value.
范例
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');
?>
以上例程会输出：
de_de_1996
