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IntlChar::isJavaIDPart

(PHP 7, PHP 8)

IntlChar::isJavaIDPart — Check if code point is permissible in a Java identifier

Descrição

public static IntlChar::isJavaIDPart(int|string $codepoint): ?bool

Determines if the specified character is permissible in a Java identifier.

In addition to IntlChar::isIDPart(), true for characters with general category "Sc" (currency symbols).

Parâmetros

codepoint: O valor int do ponto de código (por exemplo, 0x2603 para U+2603 SNOWMAN) ou o caractere codificado como uma string UTF-8 (por exemplo, "\u{2603}").

Valor Retornado

Returns true if codepoint may occur in a Java identifier, false if not. Returns null on failure.

Exemplos

Exemplo #1 Testando diferentes pontos de código

<?php
var_dump(IntlChar::isJavaIDPart("A"));
var_dump(IntlChar::isJavaIDPart("$"));
var_dump(IntlChar::isJavaIDPart("\n"));
var_dump(IntlChar::isJavaIDPart("\u{2603}"));
?>

O exemplo acima produzirá:

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

Veja Também

IntlChar::isIDIgnorable() - Check if code point is an ignorable character
IntlChar::isIDPart() - Check if code point is permissible in an identifier
IntlChar::isJavaIDStart() - Check if code point is permissible as the first character in a Java identifier
IntlChar::isalpha() - Check if code point is a letter character
IntlChar::isdigit() - Check if code point is a digit character

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