mb_strtolower(PHP 4 >= 4.3.0, PHP 5) mb_strtolower — Make a string lowercase Описание
   string mb_strtolower
    ( string $str
   [, string $encoding = mb_internal_encoding()
  ] ) 
  Returns str with all alphabetic characters converted to lowercase. Список параметров
 
 Возвращаемые значенияstr with all alphabetic characters converted to lowercase. ЮникодFor 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
 Пример #2 mb_strtolower() example with non-Latin UTF-8 text 
<?phpСмотрите также
 
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