SplObjectStorage::removeAll()
(PHP 5 >= 5.3.0, PHP 7)
Removes objects contained in another storage from the current storage
说明
public SplObjectStorage::removeAll( SplObjectStorage$storage) : void
Removes objects contained in another storage from the current storage.
参数
- $storage
The storage containing the elements to remove.
返回值
没有返回值。
范例
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)); ?>
以上例程的输出类似于:
int(2) int(1)
参见
- SplObjectStorage::addAll() Adds all objects from another storage
You can call: $storage->removeAll($storage); To remove all elements.