Ds\Stack::copy
Ds\Stack::copy
(PECL ds >= 1.0.0)
Ds\Stack::copy — Returns a shallow copy of the stack.
Description
public Ds\Stack Ds\Stack::copy ( void )
Returns a shallow copy of the stack.
Parameters
This function has no parameters.
Return Values
Returns a shallow copy of the stack.
Examples
Example #1 Ds\Stack::copy() example
<?php $a = new \Ds\Stack([1, 2, 3]); $b = $a->copy(); // Updating the copy doesn't affect the original $b->push(4); print_r($a); print_r($b); ?>
The above example will output something similar to:
Ds\Stack Object ( [0] => 3 [1] => 2 [2] => 1 ) Ds\Stack Object ( [0] => 4 [1] => 3 [2] => 2 [3] => 1 )
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https://secure.php.net/manual/en/ds-stack.copy.php