array ( 0 => 'index.php', 1 => 'PHP Manual', ), 'head' => array ( 0 => 'UTF-8', 1 => 'zh', ), 'this' => array ( 0 => 'directoryiterator.seek.php', 1 => 'DirectoryIterator::seek', ), 'up' => array ( 0 => 'class.directoryiterator.php', 1 => 'DirectoryIterator', ), 'prev' => array ( 0 => 'directoryiterator.rewind.php', 1 => 'DirectoryIterator::rewind', ), 'next' => array ( 0 => 'directoryiterator.tostring.php', 1 => 'DirectoryIterator::__toString', ), 'alternatives' => array ( ), 'source' => array ( 'lang' => 'en', 'path' => 'reference/spl/directoryiterator/seek.xml', ), ); $setup["toc"] = $TOC; $setup["toc_deprecated"] = $TOC_DEPRECATED; $setup["parents"] = $PARENTS; manual_setup($setup); ?>
(PHP 5 >= 5.3.0, PHP 7, PHP 8)
DirectoryIterator::seek — Seek to a DirectoryIterator item
Seek to a given position in the DirectoryIterator.
offset
The zero-based numeric position to seek to.
没有返回值。
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';
}
?>