PHP Ds\PriorityQueue toArray() Function Last Updated : 23 Aug, 2019 Summarize Comments Improve Suggest changes Share Like Article Like Report The Ds\PriorityQueue::toArray() Function in PHP is used to convert a PriorityQueue into an associative array in PHP. The values of the PriorityQueue are assigned to the array in order of decreasing priority. Syntax: array public Ds\PriorityQueue::toArray ( void ) Parameters: This function does not accepts any parameters. Return Value: This function converts the PriorityQueue into an associative array and returns the array. Below program illustrate the Ds\PriorityQueue::toArray() Function in PHP: php <?php // Declare new PriorityQueue $pq = new \Ds\PriorityQueue(); // Add elements to the PriorityQueue $pq->push("One", 1); $pq->push("Two", 2); $pq->push("Three", 3); echo "The equivalent array is: \n"; print_r($pq->toArray()); Output: The equivalent array is: Array ( [0] => Three [1] => Two [2] => One ) Reference: http://php.net/manual/en/ds-priorityqueue.toarray.php Comment More infoAdvertise with us Next Article PHP SplPriorityQueue compare() Function G gopaldave Follow Improve Article Tags : Web Technologies PHP PHP-function PHP-ds_priorityqueue Similar Reads PHP SplPriorityQueue count() Function The SplPriorityQueue::count() function is an inbuilt function in PHP which is used to count the number of elements in the queue. Syntax: int SplPriorityQueue::count() Parameters: This function does not accept any parameters. Return Value: This function returns the number of elements in the queue. Ex 1 min read PHP SplPriorityQueue key() Function The SplPriorityQueue::key() function is an inbuilt function in PHP that is used to return the current node index. Syntax: mixed SplPriorityQueue::key() Parameters: This function does not accept any parameter. Return Value: This function returns the current node index. Example: PHP <?php // Declar 1 min read PHP SplPriorityQueue compare() Function The SplPriorityQueue::compare() function is an inbuilt function in PHP which is used to compare the priority queue elements to place at a particular order in the heap data structure. Syntax: int SplPriorityQueue::compare( mixed $priority1 , mixed $priority2 ) Parameters: This function accepts two pa 2 min read PHP SplPriorityQueue current() Function The SplPriorityQueue::current() function is an inbuilt function in PHP which is used to return the current node pointed by the iterator. Syntax: mixed SplPriorityQueue::current() Parameters: This function does not accept any parameter. Return Value: This function returns the value/priority of the cu 1 min read PHP SplPriorityQueue next() Function The SplPriorityQueue::next() function is an inbuilt function in PHP that is used to extract the top node from the queue. Syntax: void SplPriorityQueue::next() Parameters: This function does not accept any parameter. Return Value: This function does not return any value. Example: PHP <?php // Decl 1 min read PHP SplPriorityQueue extract() Function The SplPriorityQueue::extract() function is an inbuilt function in PHP which is used to extract a node from top of the heap and sift up. Syntax: mixed SplPriorityQueue::extract() Parameters: This function does not accept any parameter. Return Value: This function returns the value/priority (or both) 1 min read Like