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SplObjectStorage::offsetUnset

PHP function Edit on GitHub ✎

(PHP 5 >= 5.3.0, PHP 7, PHP 8)

Removes an object from the storage

Description

SplObjectStorage::offsetUnset(object $object): void

Removes an object from the storage.

Note

SplObjectStorage::offsetUnset is an alias of SplObjectStorage::detach.

Parameters

object

The object to remove.

Return Values

Void

Examples

SplObjectStorage::offsetUnset() example

php
<?php
$o = new stdClass;
$s = new SplObjectStorage();
$s->attach($o);
var_dump(count($s));
$s->offsetUnset($o); // Similar to unset($s[$o])
var_dump(count($s));
?>

The above example will output something similar to:

output
int(1)
int(0)

See Also

  • SplObjectStorage::offsetGet
  • SplObjectStorage::offsetSet
  • SplObjectStorage::offsetExists

Source: reference/spl/splobjectstorage/offsetunset.xml · from the official PHP manual (php/doc-en)