Address::getErrorSingle

static function getErrorSingle(array $input, $value)
{
	$input['REQUIRED'] ??= 'N';
	if ($input['REQUIRED'] === 'Y')
	{
		if (!(is_array($value) && !empty($value)))
		{
			return ['REQUIRED' => Loc::getMessage('INPUT_REQUIRED_ERROR')];
		}
	}

	return [];
}