SplObjectStorage::valid
(PHP 5 >= 5.1.0, PHP 7)
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
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https://www.php.net/manual/en/splobjectstorage.valid.php