SplObjectStorage::offsetExistsSplObjectStorage::offsetGet
(PHP 5 >= 5.3.0)
SplObjectStorage::offsetGet — Returns the data associated with an object
Description
Returns the data associated with an object in the storage.
Return Values
The data previously associated with the object in the storage.
Errors/Exceptions
Throws UnexpectedValueException when object could not be found.
Examples
Example #1 SplObjectStorage::offsetGet() example
<?php
$s = new SplObjectStorage;
$o1 = new StdClass;
$o2 = new StdClass;
$s[$o1] = "hello";
$s->attach($o2);
var_dump($s->offsetGet($o1)); // Similar to $s[$o1]
var_dump($s->offsetGet($o2)); // Similar to $s[$o2]
?>
The above example will output something similar to:
string(5) "hello" NULL
See Also
- SplObjectStorage::offsetSet() - Associates data to an object in the storage
- SplObjectStorage::offsetExists() - Checks whether an object exists in the storage
- SplObjectStorage::offsetUnset() - Removes an object from the storage
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