src/Util/StringUtil.php
public static function trim(string $string): string
    {
        if (null !== $result = @preg_replace('/^[\pZ\p{Cc}]+|[\pZ\p{Cc}]+$/u', '', $string)) {
            return $result;
        }

        return trim($string);
    }
public static function trim(string $string): string
    {
        if (null !== $result = @preg_replace('/^[\pZ\p{Cc}]+|[\pZ\p{Cc}]+$/u', '', $string)) {
            return $result;
        }

        return trim($string);
    }
Returns the trimmed data.

@param string $string

@return string