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SplObjectStorage::removeAll

PHP function Edit on GitHub ✎

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

Removes objects contained in another storage from the current storage

Description

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

SplObjectStorage::removeAll() example

php
<?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:

output
int(2)
int(1)

See Also

  • SplObjectStorage::addAll

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