IntlChar::getIntPropertyValue

(PHP 7, PHP 8)

IntlChar::getIntPropertyValueGet the value for a Unicode property for a code point

Descrizione

public static IntlChar::getIntPropertyValue(int|string $codepoint, int $property): ?int

Gets the property value for an enumerated or integer Unicode property for a code point. Also returns binary and mask property values.

Elenco dei parametri

codepoint

The int codepoint value (e.g. 0x2603 for U+2603 SNOWMAN), or the character encoded as a UTF-8 string (e.g. "\u{2603}")

property

The Unicode property to lookup (see the IntlChar::PROPERTY_* constants).

Valori restituiti

Returns the numeric value that is directly the property value or, for enumerated properties, corresponds to the numeric value of the enumerated constant of the respective property value enumeration type. Returns null on failure.

Returns 0 or 1 (for false/true) for binary Unicode properties.

Returns a bit-mask for mask properties.

Returns 0 if property is out of bounds or if the Unicode version does not have data for the property at all, or not for this code point.

Esempi

Example #1 Testing different properties

<?php
var_dump
(IntlChar::getIntPropertyValue("A", IntlChar::PROPERTY_ALPHABETIC) === 1);
var_dump(IntlChar::getIntPropertyValue("[", IntlChar::PROPERTY_BIDI_MIRRORED) === 1);
var_dump(IntlChar::getIntPropertyValue("Φ", IntlChar::PROPERTY_BLOCK) === IntlChar::BLOCK_CODE_GREEK);
?>

Il precedente esempio visualizzerĂ :

bool(true)
bool(true)
bool(true)

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