<?php
class User{
public $id;
function __construct($id)
{
$this->id = $id;
}
}
class UserStorage extends SPLObjectStorage{
public function getHash($obj){
return $obj->id;
}
}
$us = new UserStorage();
$user1 = new User(1);
$user2 = new User(2);
$us->attach($user1);
$us->attach($user2);
$me = new User(2);
// the following would normally fail since they are two separate objects
// but it works now with our extended getHash()
var_dump($us->contains($me));
Deprecated: Return type of UserStorage::getHash($obj) should either be compatible with SplObjectStorage::getHash(object $object): string, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /in/YnvsU on line 14
Fatal error: Uncaught RuntimeException: Hash needs to be a string in /in/YnvsU:23
Stack trace:
#0 /in/YnvsU(23): SplObjectStorage->attach(Object(User))
#1 {main}
thrown in /in/YnvsU on line 23
Process exited with code 255.
Fatal error: Uncaught RuntimeException: Hash needs to be a string in /in/YnvsU:23
Stack trace:
#0 /in/YnvsU(23): SplObjectStorage->attach(Object(User))
#1 {main}
thrown in /in/YnvsU on line 23
Process exited with code 255.
Fatal error: Uncaught exception 'RuntimeException' with message 'Hash needs to be a string' in /in/YnvsU:23
Stack trace:
#0 /in/YnvsU(23): SplObjectStorage->attach(Object(User))
#1 {main}
thrown in /in/YnvsU on line 23
Process exited with code 255.
Fatal error: Class 'SPLObjectStorage' not found in /in/YnvsU on line 13
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/YnvsU on line 4
Process exited with code 255.
Parse error: parse error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/YnvsU on line 4
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `T_OLD_FUNCTION' or `T_FUNCTION' or `T_VAR' or `'}'' in /in/YnvsU on line 4
Process exited with code 255.