Creating implementation for idiom 165 : Last element of list

Idiom

# 165 Last element of list

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Assign to variable _x the last element of list _items.

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(last items)

#include<vector>

std::vector<int> items;
auto last = items.crend() != items.crbegin() ? *items.crbegin() : -1;

var x = items[items.Count - 1];

int[42] items;
int x = items[$-1];

import std.range;

int[] items;
auto x = items.back();

x = items.last;

x = List.last(items)

x = lists:last(items),

x := items[len(items)-1]

foo :: [a] -> Maybe a
foo [] = Nothing
foo xs = Just $ last xs

x = foo items

x = last items

var x = items[items.length - 1];

int x = items[items.length - 1];

local x = items[#items]

$x = end($items);

x := items[high(items)];

my $x = $items[-1];

x = items[-1]

x = items[-1]

x = items.last

let x = items.last().unwrap();

let x = items[items.len()-1];

val x = items.takeRight(1)