Questions tagged [splobjectstorage]
13 questions
13
votes
1 answer
What is the difference between SplObjectStorage::contains and SplObjectStorage::offsetExists?
The PHP documentation is not very explicit and only states that:
SplObjectStorage::offsetExists Checks whether an object exists in the storage. (PHP >= 5.3.0)
SplObjectStorage::contains Checks if the storage contains the object provided. (PHP >=…
Tivie
- 18,864
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7
votes
1 answer
looking up data in splobjectstorage
Greetings people of stackoverflow, for the last days I have been looking at websockets and a PHP library called Ratchet (which is ideal for writing websockets server applications in PHP). In the Ratchet official docs they recommend using…
Binni
- 73
- 3
6
votes
1 answer
Using SplObjectStorage as a data map, can you use a mutable array as the data?
In the following code:
$storage = new \SplObjectStorage();
$fooA = new \StdClass();
$fooB = new \StdClass();
$storage[$fooA] = 1;
$storage[$fooB] = array();
$storage[$fooA] = 2;
$storage[$fooB][] = 'test';
I would expect $storage[$fooA] to be 1,…
Joe Lencioni
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5
votes
3 answers
UnexpectedValueException in session_start() php failing SPLObjectStorage serialization
Why UnexpectedValueException is thrown in session_start()?
I have object which has property of SPLObjectstorage. That object is assigned to session like
$_SESSION['foo'] = $barObject;
I suspect that internal session serializing facing problem to…
varuog
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5
votes
1 answer
Method declaration is compatible but PHP complains
So I have this class:
class JSObjectStorage extends \SplObjectStorage
{
/**Adds a JavaScript object inside the storage, and optionally associate it to some data.*/
public function attach($javaScript, $data = null){}
/**Removes the…
Tivie
- 18,864
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3
votes
1 answer
PHP SplObjectStorage attach and push to top of the list
I have a little situation, I am using the SplObjectStorage object and at some point I need to attach an item but also push it to the top of the list so when I iterate through the items I will get it as first…
ptheofan
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2
votes
1 answer
Symfony 3 - Form - CollectionType in Entity without Doctrine
I'm struggling with symfony3 forms and the CollectionType class:
I have a page with several complex forms. I do not use any database (the validated forms are sent to a foreign REST-service)
Now let's say I have an entity object for my request called…
j0nnybrav0
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1
vote
1 answer
Custom iteration for SplObjectStorage
I want to modify the way to iterate an SPLObjectStorage object, such as sorting it first by the data (info).
So, in a loop, it goes numerically from a to z (using sort() function)
But, in SPLObjectStorage, there is no access to the array, right ?
Is…
Terry Djony
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0
votes
1 answer
Multiple dimensional map using objects as keys
I have a set of objects (MainObject) which are uniquely defined by two objects (SubObject1, SubObject2) and a string (theString). I with to retrieve a MainObject from the set by returning an existing object based on the two subobjects and string…
user1032531
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0
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1 answer
What happens if the same object instance is attached multiple times to SplObjectStorage?
Or in other words, should I bother checking whether it already is in the set before attaching it?
$s = new SplObjectStorage();
foreach($arrayOfObjects as $primaryObject) {
$subObject=$primaryObject->getSubObject(); //It is possible that a…
user1032531
- 24,767
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0
votes
1 answer
PHP SplObjectStorage Cannot create within a class
Would it be possible to initialize a protected SplObjectStorage as a map within a class? I seem to be running into an error whenever I try this. Similar to example below:
class a {
protected $a = new SplObjectStorage();
...
}
snehoozle
- 273
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0
votes
1 answer
SplObjectStorage only maps by instances
My problem is I want to map by object equality (==), not unique instances. In other words, refactor this to not throw an error and return the mapped value:
$var1 = (object) [1,2,10];
$var2 = (object) [1,2,10];
$objmap = new…
Hamster
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-1
votes
1 answer
How to push large set of strings to SplObjectStorage in PHP and if string exist not to push
Basically what I need is to push a large set of strings to SplObjectStorage and if each string doesn't exist do some kind of action, if it does exist do other action.
$o1->id = '11111';
$s->attach($o1);
$o1->id = '22222';
$s->attach($o1);
I only…
user3410843
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