melder/vendor/PhpSpreadsheet/Worksheet/Iterator.php

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2024-02-16 15:35:01 +01:00
<?php
namespace PhpOffice\PhpSpreadsheet\Worksheet;
use PhpOffice\PhpSpreadsheet\Spreadsheet;
class Iterator implements \Iterator
{
/**
* Spreadsheet to iterate.
*
* @var Spreadsheet
*/
private $subject;
/**
* Current iterator position.
*
* @var int
*/
private $position = 0;
/**
* Create a new worksheet iterator.
*/
public function __construct(Spreadsheet $subject)
{
// Set subject
$this->subject = $subject;
}
/**
* Destructor.
*/
public function __destruct()
{
$this->subject = null;
}
/**
* Rewind iterator.
*/
public function rewind(): void
{
$this->position = 0;
}
/**
* Current Worksheet.
*
* @return Worksheet
*/
public function current()
{
return $this->subject->getSheet($this->position);
}
/**
* Current key.
*
* @return int
*/
public function key()
{
return $this->position;
}
/**
* Next value.
*/
public function next(): void
{
++$this->position;
}
/**
* Are there more Worksheet instances available?
*
* @return bool
*/
public function valid()
{
return $this->position < $this->subject->getSheetCount() && $this->position >= 0;
}
}