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

<?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());

?> 

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