Skip to content
Related Articles

Related Articles

Improve Article
Save Article
Like Article

PHP | Ds\Set capacity() Function

  • Last Updated : 22 Aug, 2019

The Ds\Set::capacity() function is an inbuilt function in PHP which is used to return the capacity of the set.

Syntax:

int public Ds\Set::capacity( void )

Parameter: This function does not accepts any parameter.

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

Below programs illustrate the Ds\Set::capacity() function in PHP:



Program 1:




<?php 
  
// Declare an empty set 
$set = new \Ds\Set();
  
echo("Default size of Set: "); 
  
// Display the current capacity
var_dump($set->capacity()); 
  
// Allocating space for 50 values
$set->allocate(50); 
  
echo("Allocated size of Set: "); 
  
// Display the current capacity
var_dump($set->capacity()); 
  
?> 
Output:
Default size of Set: int(8)
Allocated size of Set: int(64)

Program 2:




<?php 
  
// Declare a set
$set = new \Ds\Set([1, 2, 3, 4, 5, 6]); 
  
echo("Elements of Set\n"); 
  
// Display the Set elements 
var_dump($set); 
  
echo("\nCapacity of Set: "); 
  
// Display the capacity of Set 
var_dump($set->capacity()); 
  
?> 
Output:
Elements of Set
object(Ds\Set)#1 (6) {
  [0]=>
  int(1)
  [1]=>
  int(2)
  [2]=>
  int(3)
  [3]=>
  int(4)
  [4]=>
  int(5)
  [5]=>
  int(6)
}

Capacity of Set: int(8)

Reference: http://php.net/manual/en/ds-set.capacity.php




My Personal Notes arrow_drop_up
Recommended Articles
Page :