SeekableIterator::seek

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

SeekableIterator::seekSeeks to a position

Descrição

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

Seeks to a given position in the iterator.

Parâmetros

offset

The position to seek to.

Valor Retornado

Nenhum valor é retornado.

Erros/Exceções

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

Exemplos

Exemplo #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();
?>

O exemplo acima produzirá algo semelhante a:

damson

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