strtolower

strtolower

(PHP 4, PHP 5, PHP 7)

strtolowerMake 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.

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