IntlChar
PHP Manual

IntlChar::isIDIgnorable

(PHP 7)

IntlChar::isIDIgnorable — Check if code point is an ignorable character

Описание

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

Determines if the specified character should be regarded as an ignorable character in an identifier.

TRUE for characters with general category "Cf" (format controls) as well as non-whitespace ISO controls (U+0000..U+0008, U+000E..U+001B, U+007F..U+009F).

Замечание:

Note that Unicode just recommends to ignore Cf (format controls).

Список параметров

codepoint

The integer codepoint value (e.g. 0x2603 for U+2603 SNOWMAN), or the character encoded as a UTF-8 string (e.g. "\u{2603}")

Возвращаемые значения

Returns TRUE if codepoint is ignorable in identifiers, FALSE if not.

Примеры

Пример #1 Testing different code points

<?php
var_dump(IntlChar::isIDIgnorable("A"));
var_dump(IntlChar::isIDIgnorable(" "));
var_dump(IntlChar::isIDIgnorable("\u{007F}"));
?>

Результат выполнения данного примера:

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

Смотрите также

  • IntlChar::isIDStart() - Check if code point is permissible as the first character in an identifier
  • IntlChar::isIDPart() - Check if code point is permissible in an identifier
  • IntlChar::PROPERTY_DEFAULT_IGNORABLE_CODE_POINT

Коментарии

404 Not Found

404 Not Found

nginx
IntlChar
PHP Manual
    Поддержать сайт на родительском проекте КГБ