Normalizer
PHP Manual

Normalizer::isNormalized

normalizer_is_normalized

(PHP 5 >= 5.3.0, PECL intl >= 1.0.0)

Normalizer::isNormalized -- normalizer_is_normalized — Checks if the provided string is already in the specified normalization form.

Beschreibung

Object oriented style

static bool Normalizer::isNormalized ( string $input [, string $form ] )

Procedural style

bool normalizer_is_normalized ( string $input [, string $form ] )

Checks if the provided string is already in the specified normalization form.

Parameter-Liste

input

The input string to normalize

form

One of the normalization forms. Defaults to Normalizer::FORM_C.

Rückgabewerte

TRUE if normalized, FALSE otherwise or if there an error

Beispiele

Beispiel #1 normalizer_is_normalized() example

<?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";
?>

Beispiel #2 OO example

<?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";
?>

Das oben gezeigte Beispiel erzeugt folgende Ausgabe:

not normalized; normalized

Siehe auch

Normalizer
PHP Manual