strtolower
strtolower
(PHP 4, PHP 5, PHP 7)
strtolower — Make a string lowercase
Description
string strtolower ( string $string )
Returns string
with all alphabetic characters converted to lowercase.
Note that 'alphabetic' is determined by the current locale. This means that e.g. in the default "C" locale, characters such as umlaut-A (Ä) will not be converted.
Parameters
-
string
-
The input string.