D3.js selection.remove() Function

PHP | Ds\Vector remove() Function

Last Updated : 31 Jan, 2023

The Ds\Vector::remove() function is an inbuilt function in PHP that is used to remove an element from the Vector at the specified ＄index argument and returns the removed element.

Syntax:

mixed public Ds\Vector::remove( $index )

Parameters: This function does not accept any parameter.

Return Value: The value that was removed.

Below programs illustrate the Ds\Vector::remove() function in PHP:

Program 1:

PHP

<?php
// Declare new Vector
$arr = new \Ds\Vector([1, 2, 3, 4, 5, 6]);
echo("Vector Elements\n");
// Display the Vector elements
print_r($arr);
// Use remove() function to 
// remove Vector elements
var_dump($vector->remove(1));
echo("\n Remove after Elements\n");
// Display the vector elements
print_r($arr);
?>

Output:

Vector Elements
1, 2, 3, 4, 5, 6
Remove after Elements
2, 3, 4, 5, 6

Program 2:

PHP

<?php
// Declare new Vector
$vector = new \Ds\Vector(["Learn", "data", "structures"]);
echo("Vector Elements\n");
// Display the Vector elements
print_r($vect);
// Use remove() function to 
// Remove Vector elements
var_dump($vector->remove(0));
echo("\nVector after reversing\n");
// Display the vector elements
print_r($vect);
?>

Output:

Vector Elements
Ds\Vector Object
Learn data structures

Vector after Remove
data structures

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

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