Iterator.php

Go to the documentation of this file.

<?php
 
namespace PhpOffice\PhpSpreadsheet\Worksheet;
 
use PhpOffice\PhpSpreadsheet\Spreadsheet;
 
class Iterator implements \Iterator
{
    private $subject;
 
    private $position = 0;
 
    public function __construct(Spreadsheet $subject)
    {
        // Set subject
        $this->subject = $subject;
    }
 
    public function rewind(): void
    {
        $this->position = 0;
    }
 
    public function current(): Worksheet
    {
        return $this->subject->getSheet($this->position);
    }
 
    public function key(): int
    {
        return $this->position;
    }
 
    public function next(): void
    {
        ++$this->position;
    }
 
    public function valid()
    {
        return $this->position < $this->subject->getSheetCount() && $this->position >= 0;
    }
}