SeekableIterator::seek

(PHP 5 >= 5.1.0)

SeekableIterator::seekSeeks to a position

Beskrivelse

abstract public void SeekableIterator::seek ( int $position )

Seeks to a given position in the iterator.

Parametre

position

The position to seek to.

Returnerings Værdier

No value is returned.

Fejl/Undtagelser

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

Eksempler

Eksempel #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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