SplObjectStorage::offsetSetSplObjectStorage::offsetUnset
(PHP 5 >= 5.3.0)
SplObjectStorage::offsetUnset — Removes an object from the storage
说明
public void SplObjectStorage::offsetUnset
( object
$object
)Removes an object from the storage.
Note:
SplObjectStorage::offsetUnset() is an alias of SplObjectStorage::detach().
返回值
没有返回值。
范例
Example #1 SplObjectStorage::offsetUnset() example
<?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));
?>
以上例程的输出类似于：
int(1) int(0)
参见
- SplObjectStorage::offsetGet() - Returns the data associated with an object
- SplObjectStorage::offsetSet() - Associates data to an object in the storage
- SplObjectStorage::offsetExists() - Checks whether an object exists in the storage
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User Contributed Notes
SplObjectStorage::offsetUnset - [0 notes]
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