The **`Ds\Set::reversed()`** **function** is used to reverse the order of elements in a set. The original set remains unaffected and a reversed copy of the set is created.
# 
## Syntax
The `Ds\Set::reversed()` function can be declared, as is shown in the code snippet below:
```
Ds\Set public Ds\Set::reversed ( void )
```
> Note: The `Ds\Set::reversed()` function does not have any input parameters.

## Return value
The `Ds\Set::reversed()` function returns a reversed copy of the set.

## Example
Consider the code snippet below, which demonstrates the use of the `Ds\Set::reversed()` function:

<?php

$s1 = new \Ds\Set([1, 2, 3, 4, 5, 6, 7]);

echo("Set before reversed(): \n");
print_r($s1);

echo("Set after reversed(): \n");
print_r($s1->reversed());

?>


phpDS

## Explanation

+ Line 3: We declare the set `s1`.

+ Line 9: We reverse the order of the elements in `s1`, using `Ds\Set::reversed()`. 

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What is the Ds\Set reversed() function in PHP?

The Ds\Set::reversed() function in PHP creates a reversed copy of a set, leaving the original set unchanged.