SplObjectStorage::removeAll

Removes objects contained in another storage from the current storage

&reftitle.description; public `int` `SplObjectStorage::removeAll` `SplObjectStorage` `storage`

Removes objects contained in another storage from the current storage.

&reftitle.parameters;

`storage`

- The storage containing the elements to remove.

&reftitle.returnvalues;

Returns the number of remaining objects.

&reftitle.examples;

### `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));
    ?>

&example.outputs.similar;

    int(2)
    int(1)

&reftitle.seealso;

- `SplObjectStorage::addAll`