SplObjectStorage::detach

(PHP 5 >= 5.1.0, PHP 7)

SplObjectStorage::detach — Removes an object from the storage

public SplObjectStorage::detach ( object $object ) : void

Removes the object from the storage.

没有返回值。

Example #1 SplObjectStorage::detach() example


<?php
$o = new StdClass;
$s = new SplObjectStorage();
$s->attach($o);
var_dump(count($s));
$s->detach($o);
var_dump(count($s));
?>

以上例程的输出类似于：

int(1)
int(0)

SplObjectStorage::attach() - Adds an object in the storage
SplObjectStorage::removeAll() - Removes objects contained in another storage from the current storage