Text.php
public static function transliterate($txt)
    {
        if ($txt === null) {
            return null;
        }
        return strtolower(\Patchwork\Utf8::toAscii((string) $txt));
    }
public static function transliterate($txt)
    {
        if ($txt === null) {
            return null;
        }
        return strtolower(\Patchwork\Utf8::toAscii((string) $txt));
    }
public static function transliterate ( $ txt ) { if ( $ txt === null ) { return null ; } return strtolower ( \ Patchwork \ Utf8 :: toAscii ( ( string ) $ txt ) ) ; }
Transliteration for a search engine
@param string|null $txt
@return string|null
Transliteration for a search engine