PHP DsQueue toArray() Function

PHP | Ds\Deque toArray() Function

Last Updated : 14 Aug, 2019

The Ds\Deque::toArray() function is an inbuilt function in PHP which is used to convert a Deque into an array. The elements of the array will be in the same order as they are in Deque. Syntax:

public Ds\Deque::toArray( void ) : array

Parameters: This function does not accept any parameter. Return Value: This function returns the array which contains all the elements of the Deque in the same order. Below programs illustrate the Ds\Deque::toArray() function in PHP: Program 1:

PHP

<?php

// Declare a deque
$deck = new \Ds\Deque([5, 6, 3, 2, 7, 1]);

echo("Elements of Deque\n");

// Display the Deque elements
print_r($deck);

echo("Array elements\n");

// Use toArray() function to
// convert Deque into array
print_r($deck->toArray());

?>

Output:

Elements of Deque
Ds\Deque Object
(
    [0] => 5
    [1] => 6
    [2] => 3
    [3] => 2
    [4] => 7
    [5] => 1
)
Array elements
Array
(
    [0] => 5
    [1] => 6
    [2] => 3
    [3] => 2
    [4] => 7
    [5] => 1
)

Program 2:

PHP

<?php

// Declare a deque
$deck = new \Ds\Deque(["geeks", "for",
            "geeks", "data structures"]);

echo("Elements of Deque\n");

// Display the Deque elements
var_dump($deck);

echo("Array elements\n");

// Use toArray() function to
// convert Deque into array
var_dump($deck->toArray());

?>

Output:

Elements of Deque
object(Ds\Deque)#1 (4) {
  [0]=>
  string(5) "geeks"
  [1]=>
  string(3) "for"
  [2]=>
  string(5) "geeks"
  [3]=>
  string(15) "data structures"
}
Array elements
array(4) {
  [0]=>
  string(5) "geeks"
  [1]=>
  string(3) "for"
  [2]=>
  string(5) "geeks"
  [3]=>
  string(15) "data structures"
}

Reference: http://php.net/manual/en/ds-deque.toarray.php

PHP DsQueue toArray() Function

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