iterable_last()

Complexity

Conditions	6
Paths	5

Size

Total Lines	19
Code Lines	10

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	10
CRAP Score	6

Importance

Changes

0

<?php
function iterable_last(iterable $iterable, bool $required = false)

Function Improved\iterable_last() has parameter $iterable with no value type specified in iterable type iterable.

{
    if (is_array($iterable) && $iterable !== []) {
        return end($iterable);
    }

    $last = null;
    $empty = true; // because $last can be any value including null.

    foreach ($iterable as $value) {
        $last = $value;
        $empty = false;
    }

    if ($empty && $required) {
        throw new \RangeException("Unable to get last element; iterable is empty");
    }

    return $last;
}