PHP | Ds\Sequence last() Function

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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 
   
// 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 
   
// 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()); 
   
?> 