PHP DsQueue push() Function

PHP | Ds\Deque push() Function

Last Updated : 14 Aug, 2019

The Ds\Deque::push() function is an inbuilt function in PHP which is used to add the elements to the Deque by appending an element at the end of the Deque. Syntax:

public Ds\Deque::push( $values ) : void

Parameters: This function accepts single parameter $values which holds the elements to be added to the Deque. Return Value: This function does not return any values. Below programs illustrate the Ds\Deque::push() function in PHP: Program 1:

PHP

<?php

// Declare a deque
$deck = new \Ds\Deque([10, 20, 30, 40, 50, 60]);

echo("Elements of Deque\n");

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

echo("\nAdding 70 in the deque\n");

// Use push() function to add elements
$deck->push(70);

echo("\nElements of Deque\n");

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

?>

Output:

Elements of Deque
Ds\Deque Object
(
    [0] => 10
    [1] => 20
    [2] => 30
    [3] => 40
    [4] => 50
    [5] => 60
)

Adding 70 in the deque

Elements of Deque
Ds\Deque Object
(
    [0] => 10
    [1] => 20
    [2] => 30
    [3] => 40
    [4] => 50
    [5] => 60
    [6] => 70
)

Program 2:

PHP

<?php

// Declare a deque
$deck = new \Ds\Deque([10, 20, 30, 40, 50, 60]);

echo("Elements of Deque\n");

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

echo("\nAdding elements in the deque\n");

// Use push() function to add elements
$deck->push(...[70, 80, 90, 100]);

echo("\nElements of Deque\n");

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

?>

Output:

Elements of Deque
Ds\Deque Object
(
    [0] => 10
    [1] => 20
    [2] => 30
    [3] => 40
    [4] => 50
    [5] => 60
)

Adding elements in the deque

Elements of Deque
Ds\Deque Object
(
    [0] => 10
    [1] => 20
    [2] => 30
    [3] => 40
    [4] => 50
    [5] => 60
    [6] => 70
    [7] => 80
    [8] => 90
    [9] => 100
)

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

PHP DsQueue push() Function

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