(PECL ds >= 1.0.0)
Ds\Queue::copy — Returns a shallow copy of the queue
Returns a shallow copy of the queue.
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Returns a shallow copy of the queue.
Example #1 Ds\Queue::copy() example
<?php
$a = new \Ds\Queue([1, 2, 3]);
$b = $a->copy();
// Updating the copy doesn't affect the original
$b->push(4);
print_r($a);
print_r($b);
?>
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Ds\Queue Object
(
[0] => 1
[1] => 2
[2] => 3
)
Ds\Queue Object
(
[0] => 1
[1] => 2
[2] => 3
[3] => 4
)