PHP Australia Conference 2015

SplObjectStorage::attach

(PHP 5 >= 5.1.0)

SplObjectStorage::attachAdds an object in the storage

Descrierea

public void SplObjectStorage::attach ( object $object [, mixed $data = NULL ] )

Adds an object inside the storage, and optionally associate it to some data.

Parametri

object

The object to add.

data

The data to associate with the object.

Valorile întoarse

Nu este întoarsă nici o valoare.

Exemple

Example #1 SplObjectStorage::attach() example

<?php
$o1 
= new StdClass;
$o2 = new StdClass;
$s = new SplObjectStorage();
$s->attach($o1); // similar to $s[$o1] = NULL;
$s->attach($o2"hello"); // similar to $s[$o2] = "hello";

var_dump($s[$o1]);
var_dump($s[$o2]);

?>

Exemplul de mai sus va afișa ceva similar cu:

NULL
string(5) "hello"

Istoria schimbărilor

Versiunea Descriere
5.3.0 Added the data parameter.

Vedeți de asemenea

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User Contributed Notes 1 note

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rafal dot wrzeszcz at wrzasq dot pl
1 year ago
Better way (imho) is to call:

$storage->removeAll($storage);

Especially, that sometimes (had no time to investigate) removeAllExcept(new SplObjectStorage()) leaves some elements.
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