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IntlChar::isJavaIDPart

PHP function Edit on GitHub ✎

(PHP 7, PHP 8)

Check if code point is permissible in a Java identifier

Description

IntlChar::isJavaIDPart(int|string $codepoint): bool|null

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).

Parameters

codepoint

Parameter

Return Values

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

Examples

Example

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

The above example will output:

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

See Also

Source: reference/intl/intlchar/isjavaidpart.xml · from the official PHP manual (php/doc-en)