(PHP 7, PHP 8)
IntlChar::isJavaIDPart — Check if code point is permissible in a Java identifier
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).
codepoint
Um codepoint integer (por exemplo 0x2603
para U+2603 SNOWMAN), ou um caracter codificado como uma string UTF-8 (exemplo "\u{2603}"
)
Returns true
if
codepoint
may occur in a Java identifier, false
if not.
Exemplo #1 Testando codepoints diferentes
<?php
var_dump(IntlChar::isJavaIDPart("A"));
var_dump(IntlChar::isJavaIDPart("$"));
var_dump(IntlChar::isJavaIDPart("\n"));
var_dump(IntlChar::isJavaIDPart("\u{2603}"));
?>
O exemplo acima irá imprimir:
bool(true) bool(true) bool(false) bool(false)