PHP | Ds\Vector push() Function

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The Ds\Vector::push() function is an inbuilt function in PHP that is used to add elements to the end of the vector.

Syntax:

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

Parameters: This function accepts a single parameter $values which contains one or more than one element to be added to the vector.

Return Value: This function does not return any values.

The below programs illustrate the Ds\Vector::push() function in PHP

Program 1:

PHP

<?php
 
// Create new vector
$arr1 = new \Ds\Vector([10, 20, 30, 40, 50]);
 
echo("Original vector elements\n");
print_r($arr1);
 
// Use push() function to add
// element to the vector
$arr1->push(60);
 
echo("\nVector after appending the elements\n");
print_r($arr1);
 
?>

Output:

Original vector elements
Ds\Vector Object
(
    [0] => 10
    [1] => 20
    [2] => 30
    [3] => 40
    [4] => 50
)

Vector after appending the elements
Ds\Vector Object
(
    [0] => 10
    [1] => 20
    [2] => 30
    [3] => 40
    [4] => 50
    [5] => 60
)

Program 2:

PHP

<?php
 
// Create new vector
$arr1 = new \Ds\Vector([10, 20, 30, 40, 50]);
 
echo("Original vector elements\n");
print_r($arr1);
 
// Use push() function to add
// element to the vector
$arr1->push(...[60, 70]);
 
echo("\nVector after appending the elements\n");
print_r($arr1);
 
?>

Output:

Original vector elements
Ds\Vector Object
(
    [0] => 10
    [1] => 20
    [2] => 30
    [3] => 40
    [4] => 50
)

Vector after appending the elements
Ds\Vector Object
(
    [0] => 10
    [1] => 20
    [2] => 30
    [3] => 40
    [4] => 50
    [5] => 60
    [6] => 70
)

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