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SplObjectStorage::rewind

(PHP 5 >= 5.1.0, PHP 7)

SplObjectStorage::rewind — Rewind the iterator to the first storage element

Description

代码语言:javascript
复制
public void SplObjectStorage::rewind ( void )

Rewind the iterator to the first storage element.

Parameters

This function has no parameters.

Return Values

No value is returned.

Examples

Example #1 SplObjectStorage::rewind() example

代码语言:javascript
复制
<?php
$s = new SplObjectStorage();

$o1 = new StdClass;
$o2 = new StdClass;

$s->attach($o1, "d1");
$s->attach($o2, "d2");

$s->rewind();
while($s->valid()) {
    $index  = $s->key();
    $object = $s->current(); // similar to current($s)
    $data   = $s->getInfo();

    var_dump($object);
    var_dump($data);
    $s->next();
}
?>

The above example will output something similar to:

代码语言:javascript
复制
int(1)
int(0)

See Also

← SplObjectStorage::removeAllExcept

SplObjectStorage::serialize →

代码语言:txt
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 © 1997–2017 The PHP Documentation Group

Licensed under the Creative Commons Attribution License v3.0 or later.

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