Ds\Map::clear

(PECL ds >= 1.0.0)

Ds\Map::clear — Removes all values

Description

public Ds\Map::clear ( ) : void

Removes all values from the map.

Parameters

This function has no parameters.

Return Values

No value is returned.

Examples

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

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

$map->clear();
print_r($map);
?>

The above example will output something similar to:

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

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

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

)
Ds\Map Object
(
)

© 1997–2020 The PHP Documentation Group
Licensed under the Creative Commons Attribution License v3.0 or later.
https://www.php.net/manual/en/ds-map.clear.php