wpdatatables / lib / phpoffice / phpspreadsheet / src / PhpSpreadsheet / Worksheet / Iterator.php

Iterator.php in wpDataTables – WordPress Data Table, Dynamic Tables & Table Charts Plugin 6.5.1.7, at lib/phpoffice/phpspreadsheet/src/PhpSpreadsheet/Worksheet/Iterator.php

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1	<?php
2
3	namespace PhpOffice\PhpSpreadsheet\Worksheet;
4
5	use PhpOffice\PhpSpreadsheet\Spreadsheet;
6
7	/**
8	* @implements \Iterator<int, Worksheet>
9	*/
10	class Iterator implements \Iterator
11	{
12	/**
13	* Spreadsheet to iterate.
14	*
15	* @var Spreadsheet
16	*/
17	private $subject;
18
19	/**
20	* Current iterator position.
21	*
22	* @var int
23	*/
24	private $position = 0;
25
26	/**
27	* Create a new worksheet iterator.
28	*/
29	public function __construct(Spreadsheet $subject)
30	{
31	// Set subject
32	$this->subject = $subject;
33	}
34
35	/**
36	* Rewind iterator.
37	*/
38	public function rewind(): void
39	{
40	$this->position = 0;
41	}
42
43	/**
44	* Current Worksheet.
45	*/
46	public function current(): Worksheet
47	{
48	return $this->subject->getSheet($this->position);
49	}
50
51	/**
52	* Current key.
53	*/
54	public function key(): int
55	{
56	return $this->position;
57	}
58
59	/**
60	* Next value.
61	*/
62	public function next(): void
63	{
64	++$this->position;
65	}
66
67	/**
68	* Are there more Worksheet instances available?
69	*/
70	public function valid(): bool
71	{
72	return $this->position < $this->subject->getSheetCount() && $this->position >= 0;
73	}
74	}
75