Queue
PHP Manual

Ds\Queue::copy

(PECL ds >= 1.0.0)

Ds\Queue::copyReturns a shallow copy of the queue.

Descrierea

public Ds\Queue Ds\Queue::copy ( void )

Returns a shallow copy of the queue.

Parametri

Această funcție nu are parametri.

Valorile întoarse

Returns a shallow copy of the queue.

Exemple

Example #1 Ds\Queue::copy() example

<?php
$a 
= new \Ds\Queue([123]);
$b $a->copy();

// Updating the copy doesn't affect the original
$b->push(4);

print_r($a);
print_r($b);
?>

Exemplul de mai sus va afișa ceva similar cu:

Ds\Queue Object
(
    [0] => 1
    [1] => 2
    [2] => 3
)
Ds\Queue Object
(
    [0] => 1
    [1] => 2
    [2] => 3
    [3] => 4
)

Queue
PHP Manual