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PHP | Ds\Map last() Function

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The Ds\Map::last() function in PHP is used to find and get the last key-value pair from a Map object. If the map is empty then this function throws an exception. Syntax:
Ds\Pair public Ds\Map::last ( void )
ParameterDs\Pair: It does not accepts any parameter. Return value: This function returns the last key-value pair from the Map object. If the Map object is empty then this function raises UnderflowException. Below program illustrate the Ds\Map::last() function in PHP: Program 1:
<?php
// PHP program to illustrate the last()
// function of Ds\map
  
// Creating a Map
$map = new \Ds\Map(["1" => "Geeks"
            "2" => "for", "3" => "Geeks"]);
  
// Print last key-value pair
print_r($map->last());
  
?>

                    
Output:
Ds\Pair Object
(
    [key] => 3
    [value] => Geeks
)
Program 2:
<?php
// PHP program to illustrate the last()
// function of Ds\map
  
// Creating a Map
$map = new \Ds\Map(["1" => "10"
            "2" => "20", "3" => 30]);
  
// Print last key-value pair
print_r($map->last());
  
?>

                    
Output:
Ds\Pair Object
(
    [key] => 3
    [value] => 30
)
Reference: http://php.net/manual/en/ds-map.last.php

Last Updated : 21 Aug, 2019
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