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(PHP 7, PHP 8)
IntlChar::charDigitValue — Get the decimal digit value of a decimal digit character
Returns the decimal digit value of a decimal digit character.
Such characters have the general category "Nd" (decimal digit numbers) and a Numeric_Type of Decimal.
The decimal digit value of codepoint
,
or -1
if it is not a decimal digit character. Returns null
on failure.
Beispiel #1 Testen unterschiedlicher Codepoints
<?php
var_dump(IntlChar::charDigitValue("1"));
var_dump(IntlChar::charDigitValue("\u{0662}"));
var_dump(IntlChar::charDigitValue("\u{0E53}"));
?>
Das oben gezeigte Beispiel erzeugt folgende Ausgabe:
int(1) int(2) int(3)