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(PHP 5)
DirectoryIterator::rewind — Rewind the DirectoryIterator back to the start
Rewind the DirectoryIterator back to the start.
此函数没有参数。
没有返回值。
Example #1 DirectoryIterator::rewind() example
<?php
$iterator = new DirectoryIterator ( dirname ( __FILE__ ));
$iterator -> next ();
echo $iterator -> key (); //1
$iterator -> rewind (); //rewinding to the beginning
echo $iterator -> key (); //0
?>