$dll = new SplDoublyLinkedList();
$dll->push(2);
$dll->push(3);
$dll->unshift(5);
$dll->rewind(); // starting from beginning without this it will not work
while($dll->valid()){
echo $dll->current()."\n";
$dll->next();
}
//Output
5
2
3
SplDoublyLinkedList::rewind
(PHP 5 >= 5.3.0, PHP 7)
SplDoublyLinkedList::rewind — Rewind iterator back to the start
Descrierea
public SplDoublyLinkedList::rewind
(
) : void
This rewinds the iterator to the beginning.
Parametri
Această funcție nu are parametri.
Valorile întoarse
Nu este întoarsă nici o valoare.
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User Contributed Notes 1 note
lincoln dot du dot j at gmail dot com ¶
7 years ago
