PHP - mb_strtolower

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Metóda - mb_strtolower

(PHP 4 >= 4.3.0, PHP 5, PHP 7)

The mb_strtolower() function converts all characters in a string to lowercase (even those with diacritics). So it is the opposite of the mb_strtoupper() function.

Procedurálne

• function mb_strtolower (string $str, string $encoding = mb_internal_encoding()) : string

Parametre

Názov	Dátový typ	Predvolená hodnota	Popis
$str	string		The string to be converted.
$encoding	string	mb_internal_encoding()	In the additional optional parameter, we can set the encoding.

Mávratovej hodnoty

Vracia: string

The string with lowercase characters.

Príklady

<?php
$s = 'This IS a SIMPLE string.';
echo mb_strtolower($s);