public static function castDoublyLinkedList(\SplDoublyLinkedList $c, array $a, Stub $stub, $isNested) { $mode = $c->getIteratorMode(); $c->setIteratorMode(\SplDoublyLinkedList::IT_MODE_KEEP | $mode & ~\SplDoublyLinkedList::IT_MODE_DELETE); $a += array("~mode" => new ConstStub(($mode & \SplDoublyLinkedList::IT_MODE_LIFO ? 'IT_MODE_LIFO' : 'IT_MODE_FIFO') . ' | ' . ($mode & \SplDoublyLinkedList::IT_MODE_KEEP ? 'IT_MODE_KEEP' : 'IT_MODE_DELETE'), $mode), "~dllist" => iterator_to_array($c)); $c->setIteratorMode($mode); return $a; }
public static function castDoublyLinkedList(\SplDoublyLinkedList $c, array $a, Stub $stub, $isNested) { $prefix = Caster::PREFIX_VIRTUAL; $mode = $c->getIteratorMode(); $c->setIteratorMode(\SplDoublyLinkedList::IT_MODE_KEEP | $mode & ~\SplDoublyLinkedList::IT_MODE_DELETE); $a += array($prefix . 'mode' => new ConstStub(($mode & \SplDoublyLinkedList::IT_MODE_LIFO ? 'IT_MODE_LIFO' : 'IT_MODE_FIFO') . ' | ' . ($mode & \SplDoublyLinkedList::IT_MODE_KEEP ? 'IT_MODE_KEEP' : 'IT_MODE_DELETE'), $mode), $prefix . 'dllist' => iterator_to_array($c)); $c->setIteratorMode($mode); return $a; }
// offsetUnset($index) // 删除参数索引的节点 $list->offsetUnset(3); // add($index, $value); // 对指定的索引新增一个新值。 当一个节点用offsetUnset时,并没有直接删除,该节点还仍然会保存在内存中。用add可以重新给该节点设置值 $list->add(3, 'first'); // unshift($value) // 在链表的开始节点插入value作为新的开始节点 $list->unshift('second'); // shift() // 将链表的第一个移除 $list->shift(); // setIteratorMode(int $mode) // 设置链表的模式。等价于下面的情况: // IT_MODE_LIFO: 栈模式,先进后出;IT_MODE_FIFO:队列模式,先进先出 // IT_MODE_DELETE; IT_MODE_KEEP $list->setIteratorMode(SplDoublyLinkedList::IT_MODE_FIFO); // getIteratorMode() // 获得链表的模式 $list->getIteratorMode(); echo "example: \n"; echo "FIFO (First In First Out): \n"; $list->setIteratorMode(SplDoublyLinkedList::IT_MODE_FIFO); for ($list->rewind(); $list->valid(); $list->next()) { echo $list->current() . "\n"; } echo "LIFO (First In First Out): \n"; $list->setIteratorMode(SplDoublyLinkedList::IT_MODE_LIFO); for ($list->rewind(); $list->valid(); $list->next()) { echo $list->current() . "\n"; }
<?php $list = new SplDoublyLinkedList(); $list->getIteratorMode(24);
/** * Returns the mode of iteration. * * @return int Returns the different modes and flags that affect the iteration. * @link http://www.php.net/manual/en/spldoublylinkedlist.getiteratormode.php */ public function getIteratorMode() { return $this->tokens->getIteratorMode(); }