K2hKeyQueue::__construct K2hKeyQueue Class K2hKeyQueue::dump

K2hKeyQueue::count

Counts elements in the K2hKeyQueue object

Description

 public int K2hKeyQueue::count ( void )

Counts the number of elements in the K2hKeyQueue object.

Parameters

This function has no parameters.

Return Values

Returns the number of elements in the K2hKeyQueue.

Examples

<?php
$handle = k2hpx_open_mem();
$k2hkeyqueue = new K2hKeyQueue($handle, true, "test_queue_");
var_dump($k2hkeyqueue->count());
$k2hkeyqueue->push("test_queue_key", "test_queue_value");
var_dump($k2hkeyqueue->count());
var_dump($k2hkeyqueue->pop());
var_dump($k2hkeyqueue->count());
unset($k2hkeyqueue);
k2hpx_close($handle);
?>

The above example will output:

int(0)
int(1)
array(2) {
  [0]=>
  string(14) "test_queue_key"
  [1]=>
  string(16) "test_queue_value"
}
int(0)
K2hKeyQueue::__construct K2hKeyQueue Class K2hKeyQueue::dump