ilAssLacResultOfAnswerOfCurrentQuestionExpression.php

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<?php

class ilAssLacResultOfAnswerOfCurrentQuestionExpression extends ilAssLacAbstractExpression implements ilAssLacQuestionExpressionInterface
{
    public static $pattern = "/R\\[[0-9]+\\]/";

    public static $identifier = "R[m]";

    protected $answer_index;

    public function getPattern(): string
    {
        return '/\[(\d+)\]/';
    }

    protected function setMatches($matches): void
    {
        $this->answer_index = $matches[1][0];
    }

    public function getQuestionIndex(): ?int
    {
        return null;
    }

    public function getAnswerIndex(): int
    {
        return $this->answer_index;
    }

    public function getValue(): string
    {
        return 'R[' . $this->answer_index . ']';
    }

    public function getDescription(): string
    {
        return "Aktuelle Frage mit Anwort " . $this->answer_index . " beantwortet ";
    }
}