PHP | Ds\Map capacity() Function

The Ds\Map::capacity() function is an inbuilt function in PHP, which is used to return the current capacity of the map.

Syntax:

int public Ds\Map::capacity( void )

Parameter: This function does not accept any parameter.

Return value: This function returns the current capacity of map.

Below program illustrates the Ds\Map::capacity() function in PHP:

Program:

<?php

// Declare a map
$map = new \Ds\Map();

// Use capacity() function
var_dump($map->capacity());

// Creating a Map
$map = new \Ds\Map(["1" => "Geeks",
            "2" => "for", "3" => "Geeks"]);

// Use capacity() function
var_dump($map->capacity());

?>

Output:

int(8)
int(8)

Reference: https://www.php.net/manual/en/ds-map.capacity.php