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Описание

string mb_strtolower ( string $str [, string $encoding= mb_internal_encoding() ] )

Returns str with all alphabetic characters converted to lowercase.

Список параметров

str: The string being lowercased.
encoding: The encoding parameter is the character encoding. If it is omitted, the internal character encoding value will be used.

Возвращаемые значения

str with all alphabetic characters converted to lowercase.

Unicode

For more information about the Unicode properties, please see » http://www.unicode.org/unicode/reports/tr21/.

By contrast to strtolower(), 'alphabetic' is determined by the Unicode character properties. Thus the behaviour of this function is not affected by locale settings and it can convert any characters that have 'alphabetic' property, such as A-umlaut (?).

Примеры

Пример #1 mb_strtolower() example


<?php
$str = "Mary Had A Little Lamb and She LOVED It So";
$str = mb_strtolower($str);
echo $str; // Prints mary had a little lamb and she loved it so
?>

Смотрите также

mb_strtoupper() - Make a string uppercase
mb_convert_case() - Perform case folding on a string
strtolower() - Преобразует строку в нижний регистр