Ds\Pair::copy

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Ds\Pair::copy — Returns a shallow copy of the pair

public function Ds\Pair::copy(): Ds\Pair

Returns a shallow copy of the pair.

This function has no parameters.

Returns a shallow copy of the pair.

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

<?php
$a = new \Ds\Pair("a", 1);
$b = $a->copy();

$a->key = "x";

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

The above example will output something similar to:

Ds\Pair Object
(
    [key] => x
    [value] => 1
)
Ds\Pair Object
(
    [key] => a
    [value] => 1
)