PHP Ds\Queue count() Function
gopaldave
The Ds\Queue::count() Function in PHP is used to get the count of elements present in a Queue instance.
Syntax:
int public Ds\Queue::count ( void )
Parameters: This function does not accepts any parameters.
Return Value: This function calculates the number of elements present in a Queue instance and returns the count.
Below programs illustrate the Ds\Queue::count() Function in PHP:
Program 1:
<?php // Declare new Queue $q = new \Ds\Queue(); // Add elements to the Queue $q->push("One");$q->push("Two");$q->push("Three"); // Count the number of elements // in this Queue print_r($q->count()); ?> |
Output:
3
Program 2:
<?php // Declare new Queue $q = new \Ds\Queue(); // Add elements to the Queue $q->push("Geeks");$q->push("for");$q->push("Geeks"); // Count the number of elements // in this Queue print_r($q->count()); ?> |
Output:
3
Reference: http://php.net/manual/en/ds-priorityqueue.count.php
Please Login to comment...