Returns if the current iterator entry is valid

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- Returns if the current iterator entry is valid

# SplObjectStorage::valid

(PHP 5 >= 5.1.0, PHP 7, PHP 8)

SplObjectStorage::valid — Returns if the current iterator entry is valid

### Description

public SplObjectStorage::valid(): bool

Returns if the current iterator entry is valid.

### Parameters

This function has no parameters.

### Return Values

Returns `true` if the iterator entry is valid, `false` otherwise.

### Examples

Example #1 SplObjectStorage::valid() example

    <?php$s = new SplObjectStorage();$o1 = new stdClass;$o2 = new stdClass;$s->attach($o1, "d1");$s->attach($o2, "d2");$s->rewind();while($s->valid()) {    echo $s->key()."\n";    $s->next();}?>

The above example will output something similar to:

    0
    1

### See Also

- SplObjectStorage::current() - Returns the current storage entry
- SplObjectStorage::getInfo() - Returns the data associated with the current iterator entry