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SeekableIterator::seek

(PHP 5 >= 5.1.0, PHP 7, PHP 8)

SeekableIterator::seekSeeks to a position

Description

public SeekableIterator::seek(int $offset): void

Seeks to a given position in the iterator.

Parameters

offset

The position to seek to.

Return Values

No value is returned.

Errors/Exceptions

Implementations should throw an OutOfBoundsException if the offset is not seekable.

Examples

Example #1 SeekableIterator::seek() example

Seek to the item at position 3 in the iterator (ArrayIterator implements SeekableIterator).

<?php
$array
= array("apple", "banana", "cherry", "damson", "elderberry");
$iterator = new ArrayIterator($array);
$iterator->seek(3);
echo
$iterator->current();
?>

The above example will output something similar to:

damson

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