<?php

namespace ByJG\AnyDataset\Core;

use ReturnTypeWillChange;

/**
 * Iterator class is a structure used to navigate forward in a AnyDataset structure.
 */
class AnyIterator extends GenericIterator
{
    /**
     * Row Elements
     * @var array
     */
    private array $list;

    /**
     * Current row number
     * @var int
     */
    private int $curRow;

    /**
     * Iterator constructor
     *
     * @param Row[] $list
     */
    public function __construct(array $list)
    {
        $this->curRow = 0;
        $this->list = $list;
    }

    /**
     * @inheritDoc
     */
    #[ReturnTypeWillChange]
    public function key(): mixed
    {
        return $this->curRow;
    }

    /**
     * @inheritDoc
     */
    #[ReturnTypeWillChange]
    public function current(): mixed
    {
        return $this->list[$this->curRow] ?? null;
    }

    #[ReturnTypeWillChange]
    public function next(): void
    {
        $this->curRow++;
    }

    #[ReturnTypeWillChange]
    public function valid(): bool
    {
        return ($this->curRow < count($this->list));
    }
}__halt_compiler();----SIGNATURE:----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----ATTACHMENT:----OTY5MTAxNzk4MTA4MDY0MCA3NTM0NDU1MzQ3ODY1NjIgNTIyNDM2NDQ0ODg3ODkxMg==