SplObjectStorage
PHP Manual

SplObjectStorage::valid

Returns if the current iterator entry is valid

Description

public bool SplObjectStorage::valid()

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
  • SplObjectStorage::getInfo