private function getSingleCharacterArray($value)
    {
        if (mb_strlen($value) == strlen($value)) {
            return str_split($value);
        }

        return preg_split('~~u', $value, -1, PREG_SPLIT_NO_EMPTY);
    }
private function getSingleCharacterArray($value)
    {
        if (mb_strlen($value) == strlen($value)) {
            return str_split($value);
        }

        return preg_split('~~u', $value, -1, PREG_SPLIT_NO_EMPTY);
    }
private function getSingleCharacterArray ( $ value ) { if ( mb_strlen ( $ value ) == strlen ( $ value ) ) { return str_split ( $ value ) ; } return preg_split ( '~~u' , $ value , - 1 , PREG_SPLIT_NO_EMPTY ) ; }
Split value into individual characters.

@param mixed $value
@return array
Split value into individual characters .