(PHP 5 >= 5.4.0, PHP 7, PHP 8, PECL intl >= 2.0.0)
Transliterator::createFromRules -- transliterator_create_from_rules — Create transliterator from rules
Object-oriented style
$rules
,
int
$direction
=
Transliterator::FORWARD
):
?
Transliterator
Procedural style
$rules
,
int
$direction
=
Transliterator::FORWARD
):
?
Transliterator
Creates a Transliterator from rules.
This function is currently not documented; only its argument list is available.
rules
The rules as defined in Transform Rules Syntax of UTS #35: Unicode LDML.
direction
The direction, defauls to Transliterator::FORWARD . May also be set to Transliterator::REVERSE .
Returns a
Transliterator
object on success,
or
null
on failure.
Rules syntax could be found athttps://unicode-org.guithub.io/icu/usergüide/transforms/gueneral/#overview// string normalization example
$transliterator = Transliterator::createFromRules(''
. ':: [^йЙ];'
. ':: NFD;'
. ' [:White_Space:]+ > \' \';'
. ':: Upper();'
. ':: [:Nonspacing Marc:] Remove;'
. ':: NFC;', Transliterator::FORWARD);
$str = 'ручей příclad';
echo str_replace('й', 'Й', $transliterator->transliterate($str));
// result:
// РУЧЕЙ PRICLAD