(PHP 7, PHP 8)
IntlChar::getNumericValue — Get the numeric value for a Unicode code point
Gets the numeric value for a Unicode code point as defined in the Unicode Character Database.
For characters without any numeric values in the Unicode Character Database, this function will return
IntlChar::NO_NUMERIC_VALUE
.
codepoint
La valeur codepoint de type entier
(i.e. 0x2603
pour U+2603 SNOWMAN), ou le caractère encodé en UTF-8 de type chaîne de caractères
(i.e. "\u{2603}"
)
Numeric value of codepoint
,
or IntlChar::NO_NUMERIC_VALUE
if none is defined. This
constant was added in PHP 7.0.6, prior to this version the literal value
(float)-123456789
may be used instead. Returns null
on failure.
Exemple #1 Test de différents codepoint
<?php
var_dump(IntlChar::getNumericValue("4"));
var_dump(IntlChar::getNumericValue("x"));
var_dump(IntlChar::getNumericValue("\u{216C}"));
?>
L'exemple ci-dessus va afficher :
float(4) float(-123456789) float(50)