RockLobsterInc\Swv
count_code_units()
Returns the number of code units in a string.
Хуков нет.
Возвращает
int|false. The number of code units, or false if mbstring is not available.
Использование
count_code_units( $input ): int|bool;
- $input(строка) (обязательный)
- Input string in the UTF-8 encoding.
Код count_code_units() count code units CF7 6.2.4.1
function count_code_units(string $input): int|bool
{
if (!extension_loaded("mbstring")) {
return false;
}
if ("" === $input) {
return 0;
}
$input = canonicalize_newline($input);
$input = mb_convert_encoding($input, "UTF-16", "UTF-8");
return intdiv(mb_strlen($input, "8bit"), 2);
}