PHP array_key_last() Function

The array_key_last() is an inbuilt function of PHP and is used to gets the last key of an array
You can get the last key from given array without affecting the internal array pointer.

Syntax:

array_key_last(array)

Parameters:

array: An array.

Returns the last key of array if the array is not empty; NULL otherwise.

Simple Example:

<?php
    $array = ['apple' => 1'banana' => 2'mango' => 3];
    $lst= array_key_last($array);
    var_dump($lst);
?>




Output:
string(5) "mango"



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