La función SplDoublyLinkedList::unserialize() es una función incorporada en PHP que se usa para deserializar el almacenamiento de la función SplDoublyLinkedList::serialize().
Sintaxis:
void SplDoublyLinkedList::unserialize( string $serialized )
Parámetros: esta función acepta un solo parámetro $serializado que contiene la string serializada.
Valor devuelto: esta función no devuelve ningún valor.
Los siguientes programas ilustran la función SplDoublyLinkedList::unserialize() en PHP:
Programa 1:
<?php // Declare an empty SplDoublyLinkedList $list = new SplDoublyLinkedList(); // Use SplDoublyLinkedList::push() function to // add elements to the SplDoublyLinkedList $list->push(1); $list->push(2); $list->push(3); $list->push(8); $list->push(5); // Use SplDoublyLinkedList::serialize() function // to serialize the object $serialize = serialize($list); echo $serialize . "\n"; // Use SplDoublyLinkedList::unserialize() function // to unserialize the object $unserialze = unserialize($serialize); print_r($unserialze); ?>
C:19:"SplDoublyLinkedList":29:{i:0;:i:1;:i:2;:i:3;:i:8;:i:5;} SplDoublyLinkedList Object ( [flags:SplDoublyLinkedList:private] => 0 [dllist:SplDoublyLinkedList:private] => Array ( [0] => 1 [1] => 2 [2] => 3 [3] => 8 [4] => 5 ) )
Programa 2:
<?php // Declare an empty SplDoublyLinkedList $list = new SplDoublyLinkedList(); // Use SplDoublyLinkedList::add() function // to add the element into the list $list->add(0, "Welcome"); $list->add(1, "to"); $list->add(2, "GeeksforGeeks"); $list->add(3, "A"); $list->add(4, 'Computer'); $list->add(5, "Science"); $list->add(6, 'Portal'); // Use SplDoublyLinkedList::serialize() function // to serialize the object $serialize = serialize($list); echo $serialize . "\n"; // Use SplDoublyLinkedList::unserialize() function // to unserialize the object $unserialze = unserialize($serialize); print_r($unserialze); ?>
C:19:”SplDoublyLinkedList”:105:{i:0;:s:7:”Bienvenido”;:s:2:”a”;:s:13:”GeeksforGeeks”;:s:1:”A” ;:s:8:”Computadora”;:s:7:”Ciencia”;:s:6:”Portal”;}
Objeto SplDoublyLinkedList
(
[flags:SplDoublyLinkedList:private] => 0
[dllist:SplDoublyLinkedList:private] = > Array
(
[0] => Bienvenido
[1] => a
[2] => GeeksforGeeks
[3] => A
[4] => Computadora
[5] => Ciencia
[6] => Portal
))
Referencia: https://www.php.net/manual/en/spldoublylinkedlist.unserialize.php