IntlChar::isISOControl

(PHP 7, PHP 8)

IntlChar::isISOControl — Check if code point is an ISO control code

public static IntlChar::isISOControl ( mixed $codepoint ) : bool

Determines whether the specified code point is an ISO control code.

true for U+0000..U+001f and U+007f..U+009f (general category "Cc").

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 is an ISO control code, false if not.

Exemplo #1 Testando codepoints diferentes


<?php
var_dump(IntlChar::isISOControl(" "));
var_dump(IntlChar::isISOControl("\n"));
var_dump(IntlChar::isISOControl("\u{200e}"));
?>

O exemplo acima irá imprimir:

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

There are no user contributed notes for this page.