PHP 8.1.15 Released!

DirectoryIterator::seek

(PHP 5 >= 5.3.0, PHP 7, PHP 8)

DirectoryIterator::seekSeek to a DirectoryIterator item

说明

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

Seek to a given position in the DirectoryIterator.

参数

offset

The zero-based numeric position to seek to.

返回值

没有返回值。

范例

示例 #1 DirectoryIterator::seek() example

Seek to the fourth item in the directory containing the script. The first two are usually . and ..

<?php
$iterator
= new DirectoryIterator(dirname(__FILE__));
$iterator->seek(3);
if (
$iterator->valid()) {
echo
$iterator->getFilename();
} else {
echo
'No file at position 3';
}
?>

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