FilesystemIterator::nextFilesystemIterator::rewind
(PHP 5 >= 5.3.0)
FilesystemIterator::rewind — Rewinds back to the beginning
说明
public void FilesystemIterator::rewind
( void
)
Rewinds the directory back to the start.
参数
此函数没有参数。
返回值
没有返回值。
范例
Example #1 FilesystemIterator::rewind() example
<?php
$iterator = new FilesystemIterator(dirname(__FILE__), FilesystemIterator::KEY_AS_FILENAME);
echo $iterator->key() . "\n";
$iterator->next();
echo $iterator->key() . "\n";
$iterator->rewind();
echo $iterator->key() . "\n";
?>
以上例程的输出类似于：
apple.jpg banana.jpg apple.jpg
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