Ds\Deque::copy

    (PECL ds >= 1.0.0)

    Ds\Deque::copy — Returns a shallow copy of the deque

    Description

    publicDs\Deque::copy(): Ds\Deque

    Returns a shallow copy of the deque.

    Parameters

    This function has no parameters.

    Return Values

    A shallow copy of the deque.

    Examples

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

    <?php
    $a     = new \Ds\Deque([1, 2, 3]);
    $b = $a->copy();

    $b->push(4);

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

    The above example will output something similar to:

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