(PHP 5 >= 5.3.0, PHP 7, PHP 8, PECL intl >= 1.0.0)
Normalizer::isNormalized -- normalizer_is_normalized β ΠΡΠΎΠ²Π΅ΡΠΈΡΡ, ΡΠΎΠΎΡΠ²Π΅ΡΡΡΠ²ΡΠ΅Ρ Π»ΠΈ ΠΏΠ΅ΡΠ΅Π΄Π°Π½Π½Π°Ρ ΡΡΡΠΎΠΊΠ° Π·Π°Π΄Π°Π½Π½ΠΎΠΉ ΡΠΎΡΠΌΠ΅ Π½ΠΎΡΠΌΠ°Π»ΠΈΠ·Π°ΡΠΈΠΈ
ΠΠ±ΡΠ΅ΠΊΡΠ½ΠΎ-ΠΎΡΠΈΠ΅Π½ΡΠΈΡΠΎΠ²Π°Π½Π½ΡΠΉ ΡΡΠΈΠ»Ρ
$string, int $form = Normalizer::FORM_C): boolΠΡΠΎΡΠ΅Π΄ΡΡΠ½ΡΠΉ ΡΡΠΈΠ»Ρ
ΠΡΠΎΠ²Π΅ΡΠΈΡΡ, ΡΠΎΠΎΡΠ²Π΅ΡΡΡΠ²ΡΠ΅Ρ Π»ΠΈ ΠΏΠ΅ΡΠ΅Π΄Π°Π½Π½Π°Ρ ΡΡΡΠΎΠΊΠ° Π·Π°Π΄Π°Π½Π½ΠΎΠΉ ΡΠΎΡΠΌΠ΅ Π½ΠΎΡΠΌΠ°Π»ΠΈΠ·Π°ΡΠΈΠΈ.
stringΠΡΠΎΠ²Π΅ΡΡΠ΅ΠΌΠ°Ρ ΡΡΡΠΎΠΊΠ°
formΠΠ΄Π½Π° ΠΈΠ· ΡΠΎΡΠΌ Π½ΠΎΡΠΌΠ°Π»ΠΈΠ·Π°ΡΠΈΠΈ.
true Π΅ΡΠ»ΠΈ Π½ΠΎΡΠΌΠ°Π»ΠΈΠ·ΠΎΠ²Π°Π½Π° ΠΈ false, Π΅ΡΠ»ΠΈ Π½Π΅Ρ ΠΈΠ»ΠΈ Π΅ΡΠ»ΠΈ ΠΏΡΠΎΠΈΠ·ΠΎΡΠ»Π° ΠΎΡΠΈΠ±ΠΊΠ°
ΠΡΠΈΠΌΠ΅Ρ #1 ΠΡΠΈΠΌΠ΅Ρ ΠΈΡΠΏΠΎΠ»ΡΠ·ΠΎΠ²Π°Π½ΠΈΡ normalizer_is_normalized()
<?php
$char_A_ring = "\xC3\x85"; // 'LATIN CAPITAL LETTER A WITH RING ABOVE' (U+00C5)
$char_combining_ring_above = "\xCC\x8A"; // 'COMBINING RING ABOVE' (U+030A)
$char_orig = 'A' . $char_combining_ring_above;
$char_norm = normalizer_normalize( 'A' . $char_combining_ring_above, Normalizer::FORM_C );
echo ( normalizer_is_normalized($char_orig, Normalizer::FORM_C) ) ? "normalized" : "not normalized";
echo '; ';
echo ( normalizer_is_normalized($char_norm, Normalizer::FORM_C) ) ? "normalized" : "not normalized";
?>ΠΡΠΈΠΌΠ΅Ρ #2 ΠΡΠΈΠΌΠ΅Ρ Π² ΠΎΠ±ΡΠ΅ΠΊΡΠ½ΠΎ-ΠΎΡΠΈΠ΅Π½ΡΠΈΡΠΎΠ²Π°Π½Π½ΠΎΠΌ ΡΡΠΈΠ»Π΅
<?php
$char_A_ring = "\xC3\x85"; // 'LATIN CAPITAL LETTER A WITH RING ABOVE' (U+00C5)
$char_combining_ring_above = "\xCC\x8A"; // 'COMBINING RING ABOVE' (U+030A)
$char_orig = 'A' . $char_combining_ring_above;
$char_norm = Normalizer::normalize( 'A' . $char_combining_ring_above, Normalizer::FORM_C );
echo ( Normalizer::isNormalized($char_orig, Normalizer::FORM_C) ) ? "normalized" : "not normalized";
echo '; ';
echo ( Normalizer::isNormalized($char_norm, Normalizer::FORM_C) ) ? "normalized" : "not normalized";
?>Π Π΅Π·ΡΠ»ΡΡΠ°Ρ Π²ΡΠΏΠΎΠ»Π½Π΅Π½ΠΈΡ ΠΏΡΠΈΠ²Π΅Π΄ΡΠ½Π½ΠΎΠ³ΠΎ ΠΏΡΠΈΠΌΠ΅ΡΠ°:
not normalized; normalized