Php/docs/ds-map.reverse

• PHP Manual
• Map
• Reverses the map in-place

Ds\Map::reverse

(PECL ds >= 1.0.0)

Ds\Map::reverse — Reverses the map in-place

Description

public Ds\Map::reverse ( ) : void

Reverses the map in-place.

Parameters

This function has no parameters.

Return Values

No value is returned.

Examples

Example #1 Ds\Map::reverse() example

<?php$map = new \Ds\Map(["a" => 1, "b" => 2, "c" => 3]);$map->reverse();print_r($map);?>

The above example will output something similar to:

Ds\Map Object
(
    [0] => Ds\Pair Object
        (
            [key] => c
            [value] => 3
        )

    [1] => Ds\Pair Object
        (
            [key] => b
            [value] => 2
        )

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

)