<?php
declare(strict_types=1);

$stock = ["Saw"=>2,"Spade"=>5,"Drill"=>2];
ksort($stock);
foreach ($stock as $name=>$count) echo "$name: $count\n";
$rows = [["id"=>3,"count"=>2],["id"=>1,"count"=>2]];
usort($rows, fn(array $a,array $b): int => ($a["count"] <=> $b["count"]) ?: ($a["id"] <=> $b["id"]));
echo "First id: ", $rows[0]["id"], "\n";