Pinq\Expressions\IndexExpression::getIndex PHP Méthode

    public function getIndex()
    {
        return $this->index;
    }

 public function visitIndex(O\IndexExpression $expression)
 {
     $this->walk($expression->getValue());
     $this->walk($expression->getIndex());
     $this->addTypeOperation($expression, $this->analysis[$expression->getValue()]->getIndex($expression));
 }