FluidTYPO3\Vhs\ViewHelpers\Condition\String\IsLowercaseViewHelper::initializeArguments PHP Method

    public function initializeArguments()
    {
        parent::initializeArguments();
        $this->registerArgument('string', 'string', 'string to check', true);
        $this->registerArgument('fullString', 'string', 'need', false, false);
    }