<?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:----NDQ1OTM5NTQwOTczNDc3MyAyMzIyMjM3OTE4NzcwODkwIDk5OTI1ODk1MTQ1MjY4MDU=