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    FilesystemIterator::rewind

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

    FilesystemIterator::rewind — Rewinds back to the beginning

    说明

    public 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。

    示例

    示例 #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";
    ?>

    以上示例的输出类似于：

    apple.jpg
banana.jpg
apple.jpg

    参见

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