Online PHP editor | refs for Ima7K

@ 2021-12-01T15:57:21Z

<?php

function makeSums(array $vals): array
{
    $sum = [];
    $count = count($vals);
    for ($i = 2; $i < $count; ++$i) {
        $sum[] = $vals[$i] + $vals[$i - 1] + $vals[$i - 2];
    }
    var_dump($sum);
    return $sum;
}

makeSums(["25", "45", "086", "  3  "]);