(PHP 5 >= 5.3.0, PHP 7)
DirectoryIterator::seek — Seek to a DirectoryIterator item
$position
) : voidSeek to a given position in the DirectoryIterator.
positionThe zero-based numeric position to seek to.
没有返回值。
Example #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';
}
?>