PHP | DsVector reduce() Function

PHP | Ds\Sequence last() Function

Last Updated : 21 Aug, 2019

The Ds\Sequence::last() function is an inbuilt function in PHP which is used to return the last element from the sequence. Syntax:

mixed abstract public Ds\Sequence::last( void )

Parameters: This function does not accept any parameters. Return value: This function returns the last element from the sequence. Below programs illustrate the Ds\Sequence::last() function in PHP: Program 1:

php

<?php
 
// Create new sequence
$seq =  new \Ds\Vector([10, 20, 13, 25]);
 
// Display the last element from the sequence
var_dump($seq->last());
 
// Create new sequence
$seq =  new \Ds\Vector(['G', 'e', 'e', 'k', 's']);
 
// Display the last element from the sequence
var_dump($seq->last());
 
?>

Output:

int(25)
string(1) "s"

Program 2:

php

<?php
 
// Create new sequence
$seq =  new \Ds\Vector([21, 23, "p", "x"]);
 
// Display the last element
// from the sequence
var_dump($seq->last());
 
// Function to push an element
$seq->insert(4, "G");   
 
// Display the last element
// from the sequence
var_dump($seq->last());
 
?>

Output:

string(1) "x"
string(1) "G"

Reference: http://php.net/manual/en/ds-sequence.last.php

PHP | DsVector reduce() Function

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