SeekableIterator::seek
(PHP 5 >= 5.1.0, PHP 7)
SeekableIterator::seek — Seeks to a position
설명
abstract public void SeekableIterator::seek
( int
$position
)Seeks to a given position in the iterator.
인수
-
position -
The position to seek to.
반환값
값을 반환하지 않습니다.
오류/예외
Implementations should throw an OutOfBoundsException
if the position is not seekable.
예제
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();
?>
위 예제의 출력 예시:
damson
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