This function has no parameters.
An array containing all the values in the same order as the pair.
Example #1 Ds\Pair::toArray() example
<?php
$pair = new \Ds\Pair("a", 1);
var_dump($pair->toArray());
?>
The above example will output something similar to:
array(2) { ["key"]=> string(1) "a" ["value"]=> int(1) }