SplObjectStorage::removeAll

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

SplObjectStorage::removeAllRemoves objects contained in another storage from the current storage

Description

public SplObjectStorage::removeAll(SplObjectStorage $storage): int

Removes objects contained in another storage from the current storage.

Parameters

storage

The storage containing the elements to remove.

Return Values

Returns the number of remaining objects.

Examples

Example #1 SplObjectStorage::removeAll() example

<?php$o1 = new stdClass;$o2 = new stdClass;$a = new SplObjectStorage();$a[$o1] = "foo";$b = new SplObjectStorage();$b[$o1] = "bar";$b[$o2] = "gee";var_dump(count($b));$b->removeAll($a);var_dump(count($b));?>

The above example will output something similar to:

int(2)
int(1)

See Also