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The SplDoublyLinkedList class

SimpleXMLIterator::valid

SplDoublyLinkedList::bottom

SPL

PHP Manual

The SplDoublyLinkedList class

Introduction

The SplDoublyLinkedList class provides the main functionalities of a doubly linked list.

Class synopsis

SplDoublyLinkedList

class SplDoublyLinkedList implements Iterator , ArrayAccess , Countable {

/* Methods */

__construct ( void )

mixed bottom ( void )

int count ( void )

mixed current ( void )

int getIteratorMode ( void )

bool isEmpty ( void )

mixed key ( void )

void next ( void )

bool offsetExists ( mixed $index )

mixed offsetGet ( mixed $index )

void offsetSet ( mixed $index , mixed $newval )

void offsetUnset ( mixed $index )

mixed pop ( void )

void push ( mixed $value )

void rewind ( void )

void setIteratorMode ( int $mode )

mixed shift ( void )

mixed top ( void )

void unshift ( mixed $value )

bool valid ( void )

}

SplDoublyLinkedList::bottom — Peaks at the node from the beginning of the doubly linked list
SplDoublyLinkedList::__construct — Constructs a new doubly linked list
SplDoublyLinkedList::count — Counts the number of elements in the doubly linked list.
SplDoublyLinkedList::current — Return current array entry
SplDoublyLinkedList::getIteratorMode — Returns the mode of iteration
SplDoublyLinkedList::isEmpty — Checks whether the doubly linked list is empty.
SplDoublyLinkedList::key — Return current node index
SplDoublyLinkedList::next — Move to next entry
SplDoublyLinkedList::offsetExists — Returns whether the requested $index exists
SplDoublyLinkedList::offsetGet — Returns the value at the specified $index
SplDoublyLinkedList::offsetSet — Sets the value at the specified $index to $newval
SplDoublyLinkedList::offsetUnset — Unsets the value at the specified $index
SplDoublyLinkedList::pop — Pops a node from the end of the doubly linked list
SplDoublyLinkedList::push — Pushes an element at the end of the doubly linked list
SplDoublyLinkedList::rewind — Rewind iterator back to the start
SplDoublyLinkedList::setIteratorMode — Sets the mode of iteration
SplDoublyLinkedList::shift — Shifts a node from the beginning of the doubly linked list
SplDoublyLinkedList::top — Peaks at the node from the end of the doubly linked list
SplDoublyLinkedList::unshift — Prepends the doubly linked list with an element
SplDoublyLinkedList::valid — Check whether the doubly linked list contains more nodes